While systemic risk—the risk of wholesale failure of banksand other financial institutions—is generally consideredto be the primary reason for supervision and regulation of thebanking industry, almost all regulatory rules treat such risk inisolation. In particular, they do not account for...

We address the paradox that financial innovations aimed at risk-sharing appear to have made the world riskier. Financial innovations facilitate hedging idiosyncratic risks among agents; however, aggregate risks can be hedged only with liquid assets. When risk-sharing is primitive, agents...

We analyze the determinants and the long-run consequences of government interventions in the eurozone banking sector during the 2008/09 financial crisis. Using a novel and comprehensive dataset, we document that fiscally constrained governments "kicked the can down the road" by providing banks...