Liu, Yi; Mantecon, Tomas; Szewczyk, Samuel H. - In: International Journal of Banking, Accounting and Finance 3 (2011) 2/3, pp. 118-132
Using all available 385,342 initiations, upgrades, and downgrades of equity analysts' recommendations between 1980 and 2008 from First Call, we explore both the short-term and long-term market reactions following those announcements. We found significant positive/negative announcement abnormal...