We analyze individuals with heterogeneous time-inconsistent preferences that consume sin goods and make a savings decision. A government may tax the sin good and provide mandatory health insurance. Due to time-inconsistency, the individual sin good and savings choices in ict internalities. Due...

I revisit the question of which motive underlies insurance demand. I draw on the literature of state-dependent utility and on the literature of imperfectly divisible consumption to argue that the general purpose of insurance is not a risk transfer, but meeting a conditional need. In this way,...

Influenza imposes substantial costs worldwide in terms of human lives and productivity losses. Vaccination could be a cost-effective way to reduce these costs for firms and public health institutions, but low take-up rates, particularly of working adults, and vaccination unintendingly causing...