Our objective in this paper is to develop a firm value model to assist IT managers and researchers in understanding the multiple effects that IT investments have on firm value. This firm value approach adds to the process-oriented approach through simultaneous evaluation of all of the factors...

This paper both confirms and extends the value relevance of information technology (IT) announcements found by K.S. Im et al. (2001) and B.L. Dos Santos et al. (1993). We extend their work by proposing that an overarching construct, the strategic IT role in an industry, accounts for the factors...

This study reexamines the value relevance of e-commerce announcements using an event study methodology. Event studies have become an increasingly popular technique for information systems research by giving researchers a tool to measure the notoriously elusive value of information technology. We...