I analyze the effects of competitive pressure on a firm's incentives to inv
est in product and process innovations. I present a framework incorporating
the selection and adaption effects of product market competition an effici
ency and the Schumpeterian argument for monopoly power. The effects of comp
etition on a firm's innovations depend on whether a firm is complacent, eag
er, struggling, or faint, which is determined by the firm's efficiency leve
l relative to that of its opponents. Finally, the following tradeoff is poi
nted out a rise in competitive pressure cannot raise both product and proce
ss innovations at the industry level.