Hoechle, Daniel; Schaub, nic; Schmid, Markus - School of Finance, Universität St. Gallen - 2012
This paper investigates the problem of time stamp errors in the IBES database. We show that IBES did not store the original announcement date of both recommendations and forecasts on U.S. stocks until 2001 and even later for other countries. The announcement date in IBES is often effectively the...
