affect firms' innovation strategy choices, concretely, whether to abstain from innovation, to introduce products that are … known in the market but new to the firm (imitation) or to introduce market novelties (innovation). Using a sample of 1253 … effectiveness is low or medium, both innovation and imitation are enhanced, whereas if it is high, only innovation is enhanced. …

market (innovation). It turns out that spillovers from rivals lead to more imitation, while inputs from customers and … research institutions enhance original innovation. …