Cities increasingly address climate change, e.g. by pledging city-level emission reduction targets. This is puzzling for the provision of a global public good: what are city governments' reasons for doing so, and do pledges actually translate into emission reductions? Empirical studies have...

We analyze the effects of governmental redistribution of income on migration patterns,using an Italian administrative dataset that includes information on almost every Italian citizen living abroad. Since Italy takes a middle ground in terms of redistribution, both the welfare-magnet effect from...