Investments in information technology (IT) do not always result in the expected payoffs. The factors which determine the success of IT investments are not well understood. Event studies are one approach to appraising IT investments. In this paper we review major event studies on IT investments,...

Event studies, which look at stock market reactions to assess corporate business events, represent a relatively new research approach in the information systems field. In this paper we present a systematic review of thirty event studies related to information technology. After a brief discussion...