Social insurance is often linked to marriage. I model how such linkage affects the marriage market, and exploit Sweden's elimination of survivors insurance to demonstrate economically important responses along several behavioral margins in this market. Entry into marriage reflects a demand for...

The spatial segregation of college-educated and non-college-educated workers between commuting zones in the United States has steadily grown since 1980. We summarize prior work on sorting and location and document new descriptive patterns on how sorting and locations have changed over the past...

Certain markets are illicit because part of the supply is coerced, but little is known about the optimal regulation of such markets. We model a prostitution market with voluntary and coerced prostitutes and ask what regulation can restore the benchmark outcome that would arise under...

Regulation to protect individuals from self-harm, such as euthanasia prohibitions and safety mandates, is widespread but controversial. Opponents and proponents are often believed to differ in their valuation of individual liberty. We model an authority's decision to constrain or inform a...

Financing from family and friends is the predominant type of informal finance. This paper proposes a theory that reconciles two seemingly paradoxical traits of this form of finance, namely, it is often provided at negative prices but nevertheless eschewed by borrowers. A central prediction is...

We study human trafficking in a marriage market model of prostitution. When trafficking is based on coercion, trafficking victims constitute a non-zero share of supply in any unregulated prostitution market. We ask if regulation can eradicate trafficking and restore the outcome that would arise...