Does regulation affect the pace and nature of innovation and if so, by how much? We build a tractable and quantifiable … sharp reduction in the firm's innovation response to exogenous demand shocks for firms just below the regulatory threshold …. We then quantitatively fit the parameters of the model to the data, finding that innovation at the macro level is about 5 …

-by-step innovation. Innovations result from costly R&D investments and move technology up one step. Competition is inversely measured by …-and-neck. All these results are consistent with the predictions of step-by-step innovation models …

innovation. We first establish a positive and significant correlation between various measures of innovativeness and top income … in the top 1% income share between 1975 and 2010. Finally, we show that innovation does not increase broader measures of … inequality which do not focus on top incomes, and that innovation is positively correlated with social mobility, but less so in …

This paper investigates the effect of export shocks on innovation. On the one hand a positive shock increases market … size and therefore innovation incentives for all firms. On the other hand it increases competition as more firms enter the … export market. This in turn reduces profits and therefore innovation incentives particularly for firms with low productivity …

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 …