“…The event study assumes that the market, on balance, can accurately discern the announced transaction's worth. This approach has emerged as a popular method for measuring the effects of various economically relevant factors on the market value of corporations (Caves, 1989;Desai, Kroll, & Wright, 2005;Lubatkin & Shrieves, 1986;Wright, Ferris, Hiller, & Kroll, 1995). An advantage of the eventstudy methodology is that it is "able to evade the problem of holding constant other factors that plague ex post studies of mergers' effects" (Caves, 1989: 151).…”