Binyamin Appelbaum, New York Times, July 7, 2015, available here.

Families in Dallas who qualify for housing subsidies are offered more money if they move to more expensive neighborhoods, allowing them to live in safe communities and enroll their children in schools that are otherwise beyond reach. To sharpen the prod, the government has also cut subsidies for those who do not go.

The Obama administration has taken a deep interest in the research of the Harvard economist Raj Chetty, who has shown that where children grow up shapes their prospects as an adult, and the proposed expansion of the Dallas experiment is an early instance of the ways in which Mr. Chetty’s findings are changing public policy