Markets are often seen as impersonal mechanisms of exchange, yet many real-world transactions are deeply social. This paper examines how prosocial motives interact with economic exchange and how this affects market outcomes. I study these questions in the context of street vending - a ubiquitous...

Markets are often seen as impersonal mechanisms of exchange, yet many real-world transactions are deeply social. This paper examines how prosocial motives interact with economic exchange and how this affects market outcomes. I study these questions in the context of street vending - a ubiquitous...

This short note computes Trade Restrictiveness Index measures for current U.S. trade policy. Building on the ideas of Anderson and Neary (1996, 2005), the Trade Restrictiveness Index is the uniform tariff that leaves the U.S. consumer as well off as under actual policy. As of October 2025, U.S....