Limitation of Using UZR in Year to Year Analysis
What is more valuable, walks or defense? Walks were (supposedly) the favored currency of the old Moneyball, while defense is the currency of the new. This article checks on compares the walk rates and defensive value of certain players to see if improving to average in one of the other would have made them more valuable in 2008.
Is the Designated Hitter's job to prevent runs from being scored? Well, that would be absurd...wouldn't it?