Clinical guidelines are important tools for managing health care quality. Research on the origins of guidelines primarily focuses on the institutional causes of their emergence and growth. Individual medical researchers, however, have played important roles. This paper develops knowledge of the...

This paper investigates the short-run price adjustment around the acquisition announce-ment <p> and the long-run upward bias of the cross-sectional average buy-and-hold returns. <p> We apply the geometric Brownian motion model to decompose the cross-sectional ave r-age <p> long-run returns into mean...</p></p></p>