How does firm entry affect innovation incentives and productivity growth in incumbent firms? Micro-data suggests that … threat spurs innovation incentives in sectors close to the technological frontier--successful innovation allows incumbents to … prevent entry. In laggard sectors it discourages innovation--increased entry threat reduces incumbents' expected rents from …

This paper investigates the relationship between product market competition (PMC) and innovation. A growth model is … reduce innovation incentives for laggards. There are four key predictions. First, the relationship between product market … competition (PMC) and innovation is an inverted U-shape. Second, the equilibrium degree of technological neck-and-neckness' among …

paper, we address this question by investigating how innovation responses to a substantial policy initiative increasing … product market competition interact with the strength of patent rights. We provide empirical evidence of innovation responding … with step-by-step innovation models predicting that product market competition enhances innovation and, more importantly …