The effect of labour costs on industry profits, employment and labour income is at the heart of the current European debate on industry competitiveness. High wages paid in European countries such as Germany are generally considered harmful for industry profitability. Though, high wages appear...

We present a simple general-equilibrium model where one industry is oligopolistic and vertically differentiated. The manufacturing of products of a higher quality requires the employment of a larger amount of skilled labour. Given an underlying skills distribution, the model determines profits,...

We show that a sticky price model featuring firms' heterogeneity in terms of productivity and strategic complementarities in price setting delivers a strictly positive optimal inflation in steady state, differently from standard New Keynesian models. Due to strategic complementarities, more...

We show that a sticky price model featuring firms' heterogeneity in terms of productivity and strategic complementarities in price setting delivers a strictly positive optimal inflation in steady state, differently from standard New Keynesian models. Due to strategic complementarities, more...

Using a unique data set we empirically examine which factors explain output per contributor in open source projects. We find that the output per contributor of open source programs is much higher when licenses are less restrictive. Further examination suggests that the difference in output per...