This paper was presented at the conference "Policies to Promote Affordable Housing," cosponsored by the Federal Reserve Bank of New York and New York University's Furman Center for Real Estate and Urban Policy, February 7, 2002. It was part of Session 2: Affordable Housing and the Housing...

Child care and housing programs in the United States are marked by quality homogeneity, restricted eligibility, rationing, and copayments that increase as recipients' income rises. Why? I show that these programs can best be explained as attempts to reduce the child care or housing 'poverty...

Why would any group want to have a decision-making body composed of representatives? The best answer is found in the "Anti-Federalist ideal" identified by Wood [1992]: if within-group benefits are highly correlated, a legislature composed of randomly chosen representatives that maximized its own...

How and when should operators of homeless shelters place families from these shelters into subsidized housing? I apply the tools of contract theory to this problem, especially some approaches that have been taken to optimal unemployment insurance. The problem combines moral hazard and adverse...

How many adults should live in a house? How do people actually divide themselves up among households? Average household sizes vary substantially, both over time and in the cross-section. In New York City, we find that housing and income maintenance policies exert powerful influences on household...

Studies of homelessness that use city-level observations get systematically different results from studies that use individual-level data. I explain why. The findings are consistent with a model of homelessness as a condition requiring a conjunction of unfortunate circumstances.