Dinlersoz, Emin M.; Li, Han; Sherman, Roger; … - Federal Reserve Bank of St. Louis - 2006
largest undertaking in the history of government-sponsored information release began with the hope of promoting competition by … facilitating access to prices. A large panel of pharmacy-level drug price data collected from the Medicare website indicates that … there was significant and persistent dispersion in prices across cards throughout the program. Moreover, the time-path of …