By: obsessivegiantscompulsive
Nice discussion. I’ve never quite gotten VORP either, particularly since they make the point of adjusting it by position, but then don’t account for defense at all in the metric, which is definitely...
View ArticleBy: John Peterson
Replacement level is such a fundamental concept in baseball economics. Please tell me that I shouldn’t expect this kind of pointless obstinacy in your book, which I still haven’t read.
View ArticleBy: Sal Paradise
JC, out of curiosity, if I were to ask you, “If Chipper Jones goes down with an injury for the rest of the season, how many games can the Braves expect to lose that they would have won with Chipper?”...
View ArticleBy: Voros McCracken
JC’s point, and he’s free to correct me if I’m wrong, is that replacement value is sort of an arbitrary scale where the actual value of the number being measured is no different than if it was...
View ArticleBy: DJ Tanner
JC, I think it is a rather flimsy argument to dismiss a very useful metric b/c you feel that it is esoteric. An explanation of what VORP measures does not have to be complicated. If you feel like...
View ArticleBy: JC
Sal, I would replace Chipper’s expected performance with Infante’s. You could use VORPTM to make such a measurement. I don’t have a problem with this. But, I could make this same comparison if VORP...
View ArticleBy: Watercott
If VORP didn’t exist, though, how would you translates Jones’ and Infante’s OPS+ into runs/wins? And if you have to perform that translation, why not just use VORP, which already did it for you? I...
View ArticleBy: jpwf13
I really don’t understand JC’s position, it’s almost like he;’s been deliberately contrary. I think VORP is flawed (and misnamed), but highly useful. 1: It should be “runs over bench” or some such...
View ArticleBy: Jason W
JC, I think you’re making the assumption that there are only two types of baseball fans out there: “dumb” fans who think average, RBIs, and pitcher wins are the only stats that matter; and everyone...
View ArticleBy: cc
marginal players (at least those without tenure) do not need to be paid their MRP. No, but they do need to be valued as such. Value needs to take into account opportunity cost. Because the supply of...
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