This paper provides the first quantitative analysis of optimal patent policy in trading economies. We develop a new framework that combines trade and growth theory into a tractable quantitative model, which we estimate to match patent and trade data. Counterfactual analysis yields three main...

We analyze a model of green technological transition along a supply chain. The model generates a unique equilibrium for given initial conditions but multiple steadystates. We show that: (i) even in the presence of Pigouvian environmental taxation, targeted sectoral subsidies are generally...

The 'green growth' debate is taking place in an oversimplified setting, largely disregarding the innovation factor. Technologies to mitigate climate change are being treated as given, or as emerging spontaneously, ignoring the fact that the portfolio of technologies available tomorrow depends on...

Top income inequality in the United States has increased considerably within occupations. This phenomenon has led to a search for a common explanation. We instead develop a theory where increases in income inequality originating within a few occupations can “spill over” through consumption...