Consider the problem of a benevolent government that needs to finance the provision of a public good with distortionary taxes and cannot commit to policies beyond the current period. In such a case, public expenditure is inefficiently low. If the government further loses the ability to set tax...

Consider aligning the central bank's objectives closer to the preferences of society and away from those of a non-benevolent government. Although this reform would be socially beneficial and initially succeed in reducing inflation, it would fail to lower inflation permanently. The smaller...

We analyze dynamic risk-sharing contracts between profit-maximizing insurers and risk-averse agents who face idiosyncratic income uncertainty and can self-insure through savings. We study Markov-perfect insurance contracts in which neither party can commit beyond the current period. We show that...