The key institution that determines sustained growth in R&D-based growth models is the strength of intellectual property rights, which are usually assumed to be exogenous. In this paper we endogenize the strength of the intellectual property rights and show how private incentives to protect...

The Phillips curve has flattened in Spain over 1995-2006: Unemployment has fallen by 15 percentage points, with roughly constant inflation. This change has been much more pronounced than elsewhere. We argue that this stems from the immigration boom in Spain over this period. We show that the New...