In the first poll of Democrats who are likely to vote in the September 14 primary, Rep. Charlie Rangel leads with only 39%, according to a new poll by Public Policy Polling for Democrats.com. (Full results) Incumbents who fall below 50% are generally viewed as endangered. Rangel leads a crowded field of challengers led by Adam [...]

WASHINGTON — One baseball fan and economist knows first hand how science can challenge assumptions. While developing a baseball game simulation model he recognized an opportunity to compute the advantage of batting last. He found none. Part of the fabric of baseball, stats have made immortals of the players who reach landmark numbers [...]