This paper develops a dynamic life-cycle equilibrium model of crime with hetero-geneous agents and human capital accumulation. Agents decide at each point in time whether to commit crimes by comparing potential gains from crime to the expected cost of punishment (determined from the probability...

Green innovation is essential for climate change mitigation, but not all innovative projects deliver equal social value. We consider innovator heterogeneity in a model where the policy maker cannot observe innovation quality and directly subsidize the socially most valuable green innovations. We...