NBER

Carolyn Kousky

Resources for the Future

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Institutional Affiliation: Resources for the Future

NBER Working Papers and Publications

May 2006Private Investment and Government Protection
with Erzo F.P. Luttmer, Richard J. Zeckhauser: w12255
Hurricane Katrina did massive damage because New Orleans and the Gulf Coast were not appropriately protected. Wherever natural disasters threaten, the government -- in its traditional role as public goods provider -- must decide what level of protection to provide to an area. It does so by purchasing protective capital, such as levees for a low-lying city. We show that if private capital is more likely to locate in better-protected areas, then the marginal social value of protection will increase with the level of protection provided. That is, the benefit function is convex, contrary to the normal assumption of concavity. When the government protects and the private sector invests, due to the ill-behaved nature of the benefit function, there may be multiple Nash equilibria. Policy ...

Published: Carolyn Kousky & Erzo Luttmer & Richard Zeckhauser, 2006. "Private investment and government protection," Journal of Risk and Uncertainty, Springer, vol. 33(1), pages 73-100, September. citation courtesy of

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