Prevention and insurance are studied in an urban model with spatial heterogeneity due not only to commuting transport costs but also to natural disaster risks. Costly insurance and charity donation both lead to low insurance purchase. While the former leads to high prevention, the latter leads...

This paper provides a welfare analysis of solvency regulation for catastrophe insurance. We consider an economy with risk-averse agents exposed to a common source of risk and an insurer owned by risk-averse shareholders. We show that the optimal insurance contract features full coverage and is...