We analyze the effects of football player migration to foreign leagues on the performance of their home country national teams. We provide a theoretical model predicting a positive effect of migration on international football performance due to superior skills acquired by players choosing to...

I formulate a political-economy model of a fiscal union where the threat of secession imposes a limit on fiscal redistribution between regions. I argue that the trade-off between implementing the region's preferred fiscal policy and benefiting from inter-regional risk sharing depends on the...

Reforms often occur in waves, seemingly cascading from country to country. We argue that such reform waves may be driven by informational spillovers: uncertainty about the outcome of reform is reduced by learning from the experience of similar countries. We motivate this hypothesis with a simple...