2006 Oakland A’s
Same Author – Different Book
As anyone who hasn’t been living under a rock these past few
years knows, Oakland A’s general manager Billy Beane was the subject of a
best-selling book by author Michael Lewis, entitled Moneyball. However,
it might have been more appropriate for Beane to be one of the protagonists of
an earlier Lewis work, The New New Thing. Beane, like Jim Clark (the
central figure in the earlier book), is always thinking ahead to the next idea
– always looking for the next area in which the A’s can steal a march on the
rest of MLB and continue to compete under the handicap of limited resources –
and if there’s any constant thread to be found in his management of the A’s,
it’s that one. To be fair, Lewis recognized this, although he didn’t give it a
lot of play. But I don’t think many people realize that Billy Beane isn’t
wedded to a specific approach to team-building, but in doing whatever it takes
to keep the A’s out in front of the rest of MLB – and if that means changing
his apparent approach, or abandoning his “principles”, that’s exactly what
he’ll do.
In the 2005 Rule 4 draft, the A’s “shocked” the community of
statistical analysts by (horror of horrors) drafting four (yes, four) High School
Pitchers in the first five rounds of the draft. Everyone in the community
“knows” that High School Pitchers are a bad risk, and Beane’s decision to
invest many of his high picks in HSPs was interpreted by a number of people as
an indication that Beane had somehow abandoned a central tenet of Moneyball.
I’d argue differently. Craig Italiano (picked #53) and Jared
Lansford (#69) were considered to be potential top-40 picks, and Vince Mazzaro
(#101) was considered to be a solid second-rounder. All three have sufficient
talent where, under different circumstances, they might very well have been
drafted significantly higher. The 2005 draft was heavy in college pitching –
indeed, only Chris Volstad and Aaron Thompson among HS pitchers went in the top
30, and both were considered to be overdrafts by the Marlins – and that left a
number of HS pitchers available who had higher-pick talent but who could be
drafted – and signed – at lesser rates. Beane got Italiano for $725K, Lansford
for $525K, and Mazzaro for $380K – three pitchers with
front-end-of-the-rotation talent for about $1.65 million combined, or about
half of what the Mets gave Mike Pelfrey.
And as anyone who looks at the recent history of the A’s
should realize, the A’s have been successful in large part because they have
been able to maintain a fairly steady flow of front-line pitching talent at
relatively low cost (the recent offseason excepted). Lose a Tim Hudson and a
Mark Mulder – add a Rich Harden, a Danny Haren, a Joe Blanton. Lose a closer – add
Huston Street. A few years from now, when Harden and Blanton might be too
expensive to keep, some combination of Italiano/Lansford/Mazzaro might be ready
to step in. With Billy Beane, it’s always about sustaining success – and the
best way to sustain success is to remain ahead of the competition.
Not to Belabor a Point, But…
The Oakland A’s are not really built around OBP,
although
there’s an argument to be made that the offense is. Indeed, the Oakland
A’s are not built around offense at all. Since Jason Giambi’s departure
following
the 2001 season, the A’s have been a pitching-and-defense team.
Oakland,
despite playing in a ballpark that is slightly favorable to hitters
overall,
has been in the top three in fewest runs allowed per game four times in
the
past six years, finishing fourth in each of the other two seasons. And
in each
of the five seasons from 2001 through 2005, the A’s have finished in
the top
three in the AL in Defensive Efficiency Rating (DER) – which while not
a
perfect indicator of team defensive quality still correlates fairly
well with
other measures of team defense.
Meanwhile, the team’s offense has been essentially league-average
since Jason Giambi departed as a free agent following the 2001 season. The A’s posted
adjusted OPS values of 101, 102, 101, and 93 from 2002-2005. In addition, much
of the decline has come in the power categories; the A’s are hitting fewer HRs
as a team, and they have also been falling down the ranks in terms of their
overall isolated power. In 2002, the first year after Giambi departed, the team
ranked fourth overall in the AL in isolated power. By 2005, they had dropped to
ninth. While the team has consistently been at the top of the league in
isolated OBP (second, tied for second, fourth, and third from 2002-2005), the
team’s ability to move those runners around the bases quickly has been in
decline. And since the A’s don’t bunt or steal bases, they need to rely on
getting long offensive sequences together in order to score runs.
There is some reason to believe that a long-sequence offense
– one which is primarily driven by offense other than power – is not
particularly efficient. I haven’t done a controlled study yet, but several
years ago, in looking at the 1992 Milwaukee Brewers, a definite long-sequence
offense (albeit one that played little ball more often than the A’s), one thing
that struck me was that their offense was very inefficient game-to-game. They
scored virtually the same number of runs as did the Yankees, but the Yankees
had a much more even pattern of run scoring than did the Brewers. The Brewers
finished 4 games worse than their Pythagorean estimate that year, and my
estimate was that, with the Yankees’ distribution of run scoring, they’d have
won enough games to overtake Toronto for the division title.
One thing that does interest me, though, is that the A’s in
2005 performed worse offensively against good teams than a typical team did.
Not a lot worse – in games against teams with a better than .500 record, the
A’s scored 4.12 runs per game when an average team would have scored 4.26 – but
worse. I didn’t check to see if this pattern repeated in earlier years, but
logically, a team dependent on long offensive sequences should fare worse
against teams with good pitching, because good pitchers don’t give up that many
positive offensive events. This could go part of the way toward explaining why
the A’s have had postseason trouble (although their postseason problems, as has
been well documented, haven’t entirely been due to an inability to score, their
offense has been inefficient in the postseason).
The advantage of a longer-sequence offense, from the
perspective of the A’s, is that it’s usually less expensive to find players who
can get on base than it is to find players who can hit for power – and it’s
also usually cheaper to keep them. It’s not as though the A’s are totally
devoid of power threats, either. But the A’s haven’t had enough power at the
positions where teams typically have power, and their lone potential power
threat elsewhere, Bobby Crosby, was hurt and missed a lot of time last year.
For Oakland to move forward, they need to be able to shorten the offensive
sequence on occasion. Fortunately for Oakland, it appears as though Billy Beane
is aware of that.
The Skipper
Ken Macha resigned following the 2005 season, primarily to
pursue the job in Pittsburgh. When Dave Littlefield opted for Jim Tracy
instead, Macha went back to Beane, who gladly rehired him.
Macha is a pretty laid-back individual, and there are those
who believe that Macha is nothing more than a rubber stamp for Beane. As with
Alvin Dark in Oakland when Charlie Finley owned the team, I think this
characterization is more than a little bit unfair to Macha. True, Beane is
heavily involved in the day-to-day activities on the field, and Macha would not
be the manager of this team if he weren’t on-board with Beane’s priorities. But
Macha had proven to be a good manager in the minors; he was widely praised for
his handling of young players, and I think that he provides a necessary counter
for Beane’s volatility. (As a side note: The Finley A’s were at their best in
1974, and Dark deserved a lot of credit for keeping things reasonably under
control on the field, if not off the field.) Macha’s not going to be a
strategist, and he’s never going to have the A’s bunting and running; his job
is to keep the clubhouse calm and keep the players happy and playing, and by
and large I think he does that very well.
The Offense
Beane made one off-season move to address the power outage
in the A’s offense, signing Frank Thomas to a one-year incentive laden contract
to DH. Thomas showed during his brief appearances with the White Sox a year ago
that his power stroke was intact, as he hammered 12 home runs in 124 PAs, but
two separate injuries to his left ankle kept him on the shelf during most of
Chicago’s run to the World Series championship. He is reportedly fully healthy,
but the A’s plan to be cautious with him, giving him frequent days off and
pinch-running for him late in games. If Thomas gets 450 PAs this season, the
A’s will be quite happy. And if he gets 450 PAs, and post something like
.275/.380/.550 or so, the A’s will be ecstatic. I think that rate stats like
the latter are more likely than the PA total; Thomas is, after all, turning 38,
and he’s not called the Big Hurt because he’s Pedro Martinez’s size or
anything; he’ll probably miss his share of games with nagging injuries. He’ll
certainly be an improvement over Scott Hatteberg and Erubiel Durazo, if he’s
healthy.
The A’s made one other major change to the offense, adding
Milton Bradley to the outfield mix in place of the revolving carnival in LF of
a year ago. Bradley will play right, with Nick Swisher moving to left. Bradley
has had just two seasons in his checkered career in which he’s gotten 400 PAs,
as a combination of injuries and off-the-field problems have kept his playing
time down. In 2005, Bradley was on pace for a career high in home runs before
going down with a torn tendon in his left knee, which basically wrecked what
was left of the Dodgers’ offense. But Bradley had already had a couple of
run-ins with management prior to that, including a celebrated blowup with Jeff
Kent, which made him persona non grata in L.A.’s clubhouse, and the
Dodgers sent him and Antonio Perez to Oakland for Andre Ethier in the
offseason, in a case of addition by subtraction. Bradley is a quality hitter
when healthy, and like Thomas the challenge will be for him to remain healthy.
He’s also a definite upgrade.
The A’s return their 2005 regulars at the other spots. It’s
not a particularly old core group, with C Jason Kendall the oldest player at
32, but it’s not all that young, either. Most of the key players are in the
26-28 YO range which should represent their prime years, but of that 26-28 YO group,
only Eric Chavez has more than 2 years of experience in the majors. Again,
that’s not necessarily a bad thing – the A’s get prime seasons of their key
lineup players while they are still fairly cheap, and then when they have
enough experience to start earning the big bucks they’ll be pushing 30 and
likely to start declining. But it does mean that the A’s need to maximize their
potential now.
Chavez, at 28, is the key player in this group. His 2005
season represented a step back from 2004; his walk rate plummeted, his
strikeout rate rose, and while he still hit 27 HRs and smacked 40 doubles, he
wasn’t nearly as productive as he’d been in 2004 (when healthy). I think he’ll
bounce back to something like .350/.525 OBP/SLG.
SS Bobby Crosby needs to get healthy and stay healthy; the
offensive and defensive dropoff from Crosby to Marco Scutaro is large enough so
that the A’s are hurting whenever Crosby misses significant time. As a rookie
in 2004, Crosby hit just .239 and fanned 141 times, but showed power potential,
hitting 34 doubles and 22 HRs. He showed substantial improvement across the
board in 2005, but played in just 84 games due to injury. He should continue to
improve, but he needs to be on the field.
The A’s will likely platoon 1B Dan Johnson with LF Jay
Payton, moving Nick Swisher from LF to 1B depending on the handedness of the
pitcher. Johnson showed a good eye and a power bat in his ML debut in 2005, and
actually hit fairly well against LHP (.283/.395/.404, albeit in just over 100 PAs),
far better than did Swisher (.203/.310/.325). Swisher, who is (at this point)
the only position player from the Moneyball draft to contribute in the
majors, managed 21 HRs last year but struggled to make consistent contact, and
hit just .236/.322/.446 overall. Payton is a solid defender, and hits well
enough to contribute as a fourth OF.
The rest of the regulars – 2B Mark Ellis, Kendall, and CF
Mark Kotsay – have two jobs: get on base on offense, and contribute
defensively. Kendall has never been the same since an ugly series of injuries
(none of which were directly related to the fact that he is a catcher) robbed
him of his developing power stroke, and now he is what he was when a came up, a
singles-hitting catcher who adds value by his willingness to take one for the
team. Ellis is an OBP machine who is one of the best defensive 2Bs in the game,
and who hit .300 last year as a bonus. Kotsay is a solid defender in CF and
delivers doubles and the occasional HR, his on-base skills took a hit last
year.
The bench – Payton, Scutaro, Bobby Kielty (when he returns),
Antonio Perez, and Adam Melhuse – is better than last year’s aggregation,
mostly because Keith Ginter and Charles Thomas aren’t on it. With the exception
of Payton and maybe Perez, you don’t want to have to rely on any of these guys
as regulars, but you’re not hurting yourself too much if they have to play a
game or three when someone is nursing an ouchie.
The key for this offense is to keep Thomas and Bradley on
the field for as many games as possible. There’s not really an easy out in the
lineup when the regulars are out there, although except for Chavez (against
RHP) and Thomas there’s really no one that strikes fear into the hearts of
opposing pitchers, either. The A’s scored 772 runs a year ago; if they get
130-140 games from Thomas and Bradley, they should be in the range of 825 runs.
The Defense
Oakland has an outstanding team defense. Consider that:
- The team, despite allowing a higher percentage of LDIP
than the league norm and a fairly normal GB/FB ratio as a staff, had the
lowest BABIP against in the AL in 2005 (.273 – excluding bunts and pitcher
hitting).
- The A’s had lower ISO/BIP than the norm (.011 on GB vs
.020, .087 on FB vs .091, .184 on LD vs .201)
- Of the nine pitchers who threw 50 or more innings for the
A’s, seven had BABIP below .290 (all but Joe Kennedy and Keiichi Yabu).
The league average was .292.
Mostly, this was the A’s infield, which converted 77% of GB
into outs. The guys who were helped most by this were the three somewhat-flyballers
in the A’s rotation: Blanton, Harden, and Zito. As I’ve noted before,
flyballers tend to do worse on GBIP than the norm. But the A’s three
flyballers, between them, allowed 700 GBIP in 2005, and the A’s got outs on 548
of them: 78.3%, better than the team rate. Largely as a result of the defensive
help, all three pitchers posted BABIP below .260, and DER over 72%. Haren and
Saarloos, both of whom have GB tendencies, were actually helped less than their
counterparts.
It is difficult to understate the importance of having Mark
Ellis on the field. Consider that, in 2003, the A’s had a team DER of .712, and
.749 on GB. In 2004, with Ellis MIA, the team DER fell to .694, and .727 on GB.
With Ellis 100% in 2005, the DER’s were .714 overall, .770 on GB (as noted
earlier). That is not a coincidence, in my opinion.
Nick Swisher’s defense has been the source of some
controversy, with various systems rating him anywhere from outstanding to
average at best. It’s telling, to me, that the A’s shifted Swisher from RF to
LF while putting Bradley in RF; I suspect that the rating of him as average at
best is far more likely to be appropriate. I’m not sure how good Bradley is
going to be in RF, a position that he’s played very little; if Mike Cameron’s
experience is any guide, glove skills don’t always translate from CF to a
corner. Nonetheless, I think the A’s will be at least as good defensively in
2006 as they were in 2005, perhaps better if Crosby is 100%.
The Pitchers
Before the season started, I picked Rich Harden as my #1
candidate to decline in 2006. I did that largely because (a) Harden gave up a
relatively high percentage of LDIP a year ago and (b) he had a huge number of
them – 45% - caught. When you consider that he did much worse on FBIP than a flyball
pitcher should have with Oakland’s defense behind him, you conclude (or at
least I conclude) that Harden was being hit quite a hit harder than his raw
numbers suggest, and that he was fortunate to have posted the numbers that he
did. I don’t know whether that was because of the injuries (he has had some
shoulder issues which actually affected his non-throwing arm) or whether the
league was catching up to him, or both. He has enough quality pitches to be an
outstanding starter if he’s 100%, so we’ll have to see. I’m not going to back
away from the prediction of a decline just yet (his seven innings of one-hit
ball against Seattle notwithstanding); I think he’s more likely to wind up in
the mid-to-upper-3s than the mid-twos.
Barry Zito chopped nearly 2/3 of a run from his ERA in 2005.
The increase in his GO/AO from 2004 to 2005 is deceiving; he was still a
flyball pitcher, but the difference is that he got outs on nearly 80% of his
grounders in 2005, vs 71% in 2004. The improved infield defense allowed Zito to
work down in the zone a bit more, and he took full advantage. His other
peripherals were virtually the same, and even with the improvements his ERA was
still close to 4. He’s not as good as his reputation, and I’m inclined to
expect an ERA in the low-4s this year.
Esteban Loaiza was signed to a much-criticized three-year
deal, but I think he has a chance to be the best pitcher in this rotation.
Loaiza actually pitched a lot better than his numbers indicated a year ago; he
gave up a fairly low percentage of LDIP and was really hurt on fly balls (where
the Nationals were not particularly strong). Like Harden, he has mild fly ball
tendencies, and moving to the A’s is likely to help him. His first A’s start
was discouraging, but I can see Loaiza putting up a low-to-mid-3s ERA.
Dan Haren and Joe Blanton round out the rotation. Neither
took particular advantage of the A’s defense last year, and both posted ERAs in
the mid-3s. I think that’s a reasonable expectation for them again.
The five primary starters (Zito, Harden, Blanton, Haren, and
Kirk Saarloos) posted a 3.63 ERA last year in 934 1/3 innings. I’d estimate
that the five starters will pitch around the same number of innings, and I
think that Harden’s likely decline and Zito’s regression will be close to
offset by the likely improvement from Loaiza as compared to Saarloos and
potential improvements from Haren and Blanton. I’d estimate that, on balance,
the starters will post something like a 3.80 ERA, which would be about a 20-run
decline from a year ago.
The bullpen is excellent. Huston Street was thrown into the
closer’s role after a month in the majors when Octavio Dotel was hurt, and was
more than up to the task, posting 23 saves in 27 opportunities, fanning 72 in
78 1/3 innings, and going 5-1 with a 1.72 ERA. He could stand a little
tightening of his command, but otherwise there’s nothing to dislike. Justin
Duchscherer, Kiko Calero, and Jay Witasick handle the sixth through eighth
innings as well as any trio of middle/setup relievers. After disposing of
Ricardo Rincon in the off-season, the A’s lack a true LOOGY-type reliever (Brad
Halsey and Joe Kennedy are out there, but neither is a true reliever), but I
don’t know that they really need one. Saarloos, Kennedy and Halsey can pick up
the low-leverage innings. Overall this is a quality bullpen.
Summary
On paper, the A’s have the best team in the division. But as
Yogi Berra might have said, the games aren’t played on paper.
If everyone stays healthy, the A’s should win this division
fairly easily. They are the only team that looks to have done no worse than
hold its ground over the offseason, and they were *just that close* to walking
away with the division a year ago when they were supposedly rebuilding. A
95-win season is well within reach, although low 90s seems to me to be a more
likely option.
But there are some question marks on the health front. Given
the track records of Thomas and Bradley, and Bobby Crosby’s recent tendency to
get nicked up, and Harden’s problems last year, the A’s can’t be too sanguine
about remaining healthy all season. Furthermore, there are two key players –
Kendall and (defensively) Ellis – who are nearly irreplaceable; the A’s have no
short-term alternatives from within the organization, and outside alternatives
are likely to be costly in both the short and long term.
What do I think? I don’t see everything falling into place
nicely, and thus I think that they will win no more than 90 games. That might
be enough to win the division anyway, but it will put them in the role of
postseason underdog rather than favorite. And that might very well be more to
Billy Beane’s liking anyway – because then the A’s won’t be expected to win,
and he won’t have to explain away a loss with “my #### doesn’t work in the
playoffs”.
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Hmmmmmm . . . .
There's another way to look at it though. Phil Birnbaum has the results of a study up on his site about team over/underachieving (which he defines as luck).
Using Runs Created as an estimater, he figures that '92 Brewer offense scored 43 more runs than RC says it should've, the second largest overachievement of any offense in baseball that year. (Especially impressive given that the average team scored 7 runs fewer than one would expect).
Is this sort of offense prone towards being inefficient in its run distribution, or was that peculiar to the Brewers. Does this offense tend to score more runs than one would guess, or was that peculiar to the '92 Brewers (or just a flaw in RC)?
The key for this offense is to keep Thomas and Bradley on the field for as many games as possible.
As of this writing, since Opening Day '05, Thomas has had 142 AB and hit .211. At what point does a small sample size cease to be a small sample size?
Before the season started, I picked Rich Harden as my #1 candidate to decline in 2006. I did that largely because (a) Harden gave up a relatively high percentage of LDIP a year ago and (b) he had a huge number of them – 45% - caught.
Also, one out of every seven runs he allowed was unearned. That's a bit high. Granted, he only had 42 RA all year, but that does indicate his ERA+ does slightly overestimate him.
By taking LSD?
i hope that usually when an sp throws 100 pitches through 8, in a 3-1, and it's easter sunday, that the skipper leaves him in for a chance to finish.
I've noticed the same thing. He looks just dreadful. I can't remember how many times in this young season I've heard "That was Thomas' pitch, he just missed it." I've got a worry that's been formulating in the back of my mind that 350 PA into the season we'll still be waiting for him to come around, and it'll just turn out that instead we've wasted 350 PA on an old power source who provides little else at this point.
Although to be fair he hasn't looked half as bad as Esteban Loaiza. 1/7 K/BB ratio. I can't even comprehend that from a 7M/yr pitcher, sample size be damned. Two of the worst back to back starts by any pitcher I've ever seen.
As for Harden, subjectively, his stuff just looks great, so great that I can't imagine him posting an ERA north of 3.30. That said, it's also to see that occasionally he gets hit rather hard, but subjectively I can see him (health permitting) posting multiple sub 3 ERA seasons in his career. Granted, subjectivity doesn't mean a whole lot, but when you watch his pitches dart around and blaze in there you can't help but think that.
I'd like to second the job on an outstanding writeup. You've really got a feel for what the A's seem to be doing. A few questions:
1. is the Coliseum really a hitter's park? I have a feeling the reputation for it being a pitchers' park seems to stem from the last few years. During that time, the A's have had a superior pitching staff and league average-ish offense, which would tend to skew the runs scored there in spite of the all-things-equal nature of the park/weather/foul territory/etc.
2. other than the LIDP, from what do you derive your projections for Harden and Loaiza? I'm sure you knew, when writing, that this was your most controversial statement. After all, looking at Harden, his AVG against has dropped each of his first three years, his K/9IP has increased slightly, his walk rate is down, OPS against is down considerably...it would seem natural, then, that his ERA would improve as it has. Was 2.53 a bit low for his "stuff" last year? Perhaps. But I don't think a regression PAST his career average (3.60) is likely, especially given that he has 74 innings of 4.46 in 2003. he's likely, when healthy, a 3.35-3.65 type guy with that stuff.
3. with regards to Loaiza, while he did have a 2.90 ERA in 2003, most would argue that year was a considerable outlier. Even last year in pitcher-friendly RFK half the time, he managed only 3.77 ERA with a worse BB/9IP, K/9IP, and OPS against than '03. Given teh usual 0.50 run increase witha move to the AL and given that only three times in a full season has he managed a sub-4.20 ERA, I think it's highly unlikely (even with the A's good defense) that he'll go below 4.00. Might he win 14-16 games? Sure, but Garland was similarly lucky last year. I don't think he was a bad acquisition for the A's, even at $7M.
This is interesting. I assume 4.26 is the weighted average RA for these teams? Given the A's 93 OPS+ for the season, it might be more susprising that they managed to score all those runs against below-.500 teams than it is that they struggled a bit against the good teams. Also, might it be better to look at the top pitching teams, rather than the top overall teams?
Using some data from the Fielding Bible, it looks as if the A's defense may have been a bit overrated before 2005 (or, more accurately, in 2003 and 2004). Dewan's +/- system has the A's team defense at 7th in the AL in 2003, 9th in 2004, and 4th in 2005.
Prospectus has park factors for DER (PADE). In 2005, Oakland's DER PF was 1.0337, which was the highest in the AL (and second in MLB to the Brewers. According to Prospectus' translation, that left the A's with the 8th most impressive DER in baseball.
I'm probably wrong, but their seems to be something weird with the A's LDIP rates from last year. According the the Hardball Times, A's pitchers allowed a well abover average rate of LD, yet they had the best DER in baseball. Their hitters, meanwhile, had the second highest LD rate in the AL, but also had the worst BABIP. It could just be the park, I guess...
It seems Blanton was helped a good deal by the defense, what am I missing?
If a starter goes down, who do you think their best option is to plug into the rotation for a month. They're all pretty similar, and the A's seem to have already picked Halsey, but I like Gaudin.
If Kendall hits the way he did last year (or the way PECOTA projects him to hit this year),, he won't be too tough to replace. I don't think Melhuse would be too much of a dropoff offensively, if at all. Given the A's depth in the OF and 1B/DH, I would think an injury to Crosby, Ellis, or Chavez would be the most devastating. The combined offensive and defensive dropoff would be large.
To illustrate this a bit further with Fielding Bible data, here are the A's +/- in the middle infield by year:
2003: +17
2004: -24
2005: +20
True, but he also slugged .590 last year. If he can be as productive at the plate as he was last year, I think the A's would be happy (especially considering the "production" they got from Durazo and Hatteberg last year).
True, but he managed that by hitting a homer every 8.75 AB. At that pace, he would've broken Hank Aaron's record in '04. Can't say I like his odds to keep is SLG-AVG as high as it was last year.
If Jason Kendall were a day in New England history, he'd be November 9, 1965.
(Ok, it's nowhere near as good, but I just wanted to contribute in order to encourage others to do the same).
I don't know that. I think Beane's approach is less about exploiting current inefficiencies and more about projecting where the market is likely to be three-four years from now. To me, it's more about being out in front of trends, sometimes even setting trends. If he can do that within a limited budget, so much the better. Maybe that's a semantic difference, but I think that the "market inefficiencies" line is an attempt to describe a short-term phenomenon, and I believe that Beane is looking much further into the future.
Realistically, it all comes down to talent. It doesn't make much sense to exploit a market inefficiency if the talent isn't all that valuable in the first place, and isn't likely to be much more valuable 3-4 years from now.
-- MWE
Any thoughts on Harden/Loaiza? (see post #9) I'm curious to your response, as the rest of your piece seems less inclined to fit the data to your opinion, instead letting the data drive your projections. So I figure you likely had something more to back up a claim that Loaiza will have a better ERA than Harden. LDIP and FBIP notwithstanding, Harden's K rate, BB rate, and OPS against seem to count for SOMETHING when trying to predict their expected ERA's for 2006.
Loaiza's component profile - both in terms of his non-BIP data and in terms of his BIP distribution - is very similar to that of Joe Blanton's, when you account for some of the park differences. His projected BABIP based on his component data in Washington, but transferred to the A's defense, was almost identical to Blanton's 2005 (and much better than Harden's, nearly 20 points better).
Harden's component profile for 2005 is more like Dan Haren's than anyone else's on the team (although it's not that close, because Harden walks more guys, strikes out more guys, allows fewer HRs and more FBIP than Haren). His projected BABIP for 2005, based on his component data, was virtually identical to Haren's (the differences being explained primarily by FBIP). But his final numbers on BIP wound up being closer to Blanton's, largely because of the LDIP conversion rate.
When I put all of the data together, I find it difficult to escape two conclusions:
1. Both Blanton and Loaiza pitched better, in terms of their component stats, than did Harden in 2005. Loaiza's component stats, in fact, are better than Blanton's, and had he pitched in Oakland rather than Washington my belief is that his final numbers would have been very much like Blanton's.
2. Harden was the beneficiary of extreme good fortune in posting a 2.53 ERA. His component stats suggest that he should have put up something closer to what Haren produced.
What I don't know - and what's impossible to project - is the extent to which Harden's performance was affected by his injuries last year, and whether or not the offseason work he had done will help in that regard.
-- MWE
My one comment is on the "long sequence offense" idea since it's one I think about often. The thought is this: if there were a deterministic way in which these types of offenses were bound to underperform their raw projections, wouldn't it show up in simulation? The idea is that it's somehow "harder" to string together BBs and 1Bs in order to score than it is to knock 'em in w/ power. If that were the case then pitch-by-pitch simulations like DMB would show the difference. But as far as I can tell by looking at the sims that others have run on this year's roster projections that isn't the case. Hence the A's and their "paper championship".
I'd be interested to see what others had to say about this.
Could it be an official scorer type issue? I forget if BIS's data is centralized or not.
-- MWE
It depends on how well the underlying simulation engine accurately captures real-life performance variations. If there is some aspect of real-life performance that the simulator models poorly, or ignores, then it's entirely possible that such an effect would "never" be captured no matter how many simulations you run.
When I've run simulations in the past, I've found that they tend to smooth out extremes; real-life run scoring patterns tend to have more peaks and valleys than the patterns the simulator produces. I haven't done any serious simulation studies in a long time, though, so maybe the tools are better today.
-- MWE
Thanks so much for the explanation (post # 22).
My only counter--and I certainly admit I am an amateur at this sort of thing--is that Harden actually had a walk rate identical to Blanton, while Haren's was superior to both Harden and Loaiza. My real argument is that component stats do not measure another critical factor in generating a low ERA: the gopher ball. Harden only gave up 7 in 128 IP, while Haren, Blanton and Zito all surrendered 23, 26, and 26 respectively in each of their 200-220 IP. Lest you think this is a fluke, Harden gave up only 16 in 199 IP in 2004, while Mulder, Redman and Zito gave up 25-28 apiece. I would tend to argue that while the stats might say "Harden gets hit hard with some line drives on occasion," his ability to keep the ball in the park and his low OPS-against (sub .700 in '04, sub .600 in '05) due to low HR totals and decent BB rates meant that scoring off him required sustained rallies. Much the same as your statement regarding the A's offense as a whole perhaps underachieving in terms of runs scored due to their "type" of offense, perhaps the "type" of offense Harden tends to allow surpresses his ERA more than component statistics would suggest.
I would add that while I am pressing to some degree to refute your ERA assertion on Harden (and again, I don't really have an agenda; I'm a Braves fan, after all, and have far greater pitching problems to ponder at the moment), the more I look at it (and mentioned this some in my second post), Loaiza WILL likely end up being worth the price paid. His low HR rate, low BB rate, overall good K rates over the last three years...while I think it might be a stretch for him to get under 3.70, sub 4.00 seems more reasonable than I initially thought.
Again, thanks for the informative preview and your answers.
I haven't looked at TangoTiger's site, but I work with stats for a living, and the best answer to the question is that there is no answer to the question - there's no magic number at which all differences become significant.
However, what can be said is that the bigger the discrepancy between two numbers, the smaller the sample size necessary to draw conclusions. If Frank Thomas is hitting .100 with no power, the sample size doesn't have to be that big to say that something has changed. If he's hitting .260 with medium power, you need a much bigger sample size to say with confidence that there has been a real change.
To me, 150 AB with a .211 BA is on the cusp. The problem is, if some of the AB have come when he's hurt, or when he's coming back from an injury and getting his timing back, it complicates things tremendously. Just look at Giambi.
I always wanted the stat gurus to try their hand at this. It would seem that against a great pitcher that a successful stolen base or sacrifice would be worth more than against an average or below average pitcher. That being said it's also harder to bunt off Mariano Rivera than Eric Milton, but might not be harder to steal. Just look at what Dave Roberts did in the playoffs.
Well, typically, "small-ball" strategies tend to proliferate in low run-scoring environments, and tend to be used infrequently in high run-scoring enviroments. I would think that gives us at least some reason to believe that teams ought to at least consider using them more often against top-line pitchers. The A's difficulty is that they don't really have the talent to play effective "small-ball". They don't have guys who are particularly adept at basestealing and (except for Ellis and Scutaro when he's playing) they don't have guys who are particularly good bunters.
Not exactly. The Brewers did get a lot more total offense out of the parts than they should have - but it wasn't distributed very efficiently.
Well, yes, there is - infinity :)
The problem that you have in doing statistical analysis - and one reason why I don't think it can ever be the sole basis on which teams make decisions, not that anyone ever has proposed that - is that by the time you have enough numbers to draw a statistical conclusion you may already be past the optimal decision point for making a change. If Frank Thomas is really over the hill, can the A's afford to let him get 200-250 PAs to confirm that statistically, or do they need to cut bait even though the sample size isn't really big enough? You need other (non-statistical, usually) evidence from which to make that conclusion.
This is also a reason why I look more at trends and comparisons with other players, rather than relying primarily on aggregate statistical methods (along the lines of what PECOTA does, except that Nate Silver has access to a lot more tools - and probably has more time to do it - than I do). I've come to the conclusion that the shape of a player's performance is as important as the aggregate totals, and now that we have a fairly large PBP database available to us (via Retrosheet) there's no reason not to start trying to use it for finer-grained analysis.
-- MWE
Dave, Sacramento: Hi Joe, I love your work, but I'm wondering why you won't read "Moneyball?" It's short, readable, and the pages won't bite, I promise.
Joe Morgan: I haven't read a lot of books. I didn't read Canseco's book or Game of Shadows. I'm not sure the last baseball book I read. I form my own opinions because I played the game and have 40 years of experience in the game. There isn't much that others can teach me about the game. I've been taught by the best .. the players I played with and against. I know what it takes to win out there. I've seen players who are winners and just good players. I don't get enjoyment out of reading baseball books. I'd rather watch a sci-fi movie on TV.
I hate Joe Morgan, but that's not the most outrageous thing he's ever said; many of the smartest people prefer to figure everything out for themselves. (of course, eventually you have to check with other people to see whether you're right or not...)
And people wonder why we have so much redundant research :)
-- MWE
So if you're going to go for a long-sequence offense, you recruit guys who are good at stealing, hitting-and-running, stealing bases, etc. in order to compete against good pitching? IOW either pick low OBP guys with power or low power guys with small ball skills if you want your #### to work in the playoffs? Also practice little ball in the minor leagues for god's sakes. This actually makes sense to me.
"Ellis is an OBP machine who is one of the best defensive 2Bs in the game, and who hit .300 last year as a bonus. "
I'd hardly call him an "OBP machine." His lifetime OBP is .346, on top of .274, and his lifetime BB /(AB + BB) is .091, a tad above average. They were batting him leadoff at the beginning of the season, but he had a terrible start and started missing some starts because Scutaro was "hot." I wish he would draw more walks. This year, he's been hit as often as he's walked (2 of each), and he's only seeing 3.6 P/PA.
Cheers,
Alan Shank
I wouldn't be surprised. I would guess that most simulators are based on the idea that you use a mean level of performance for each player for each game and then simulated around that mean level of performance. It is probably more "realistic" to randomly generate a different "mean" level of performance for each player that may be (or may not be) serially correlated in time and then randomly draw from that daily mean level of performance (giving you some overdispersion).
However, you would want to get that overdispersion "right" or else your results could be too extreme (plus the overdispersion is probably different for each player). My guess is that the standard simulators wouldn't want to risk biasing their mean results (which tend to be stable) in order to pick up the extremes (which would be more influenced by the extra variability around a players baseline performance level) through the extra level of dispersion that would be difficult to estimate correctly.
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