This paper examines the impact of a gifted program on retention in an urban school district using a regression discontinuity design. Gifted programs often employ IQ thresholds for admission, with those above the threshold being admitted. One common problem with the RD design arises if the...

This paper examines the impact of a gifted program on retention in an urban school district using a regression discontinuity design. Gifted programs often employ IQ thresholds for admission, with those above the threshold being admitted. One common problem with the RD design arises if the...

Corporate success often resembles a snowball. We show how initial luck in hiring talented people, the resulting technological advantage, superior corporate culture, and status-seeking by workers can make small initial differences generate large differences over time.

This paper develops a theory of consumer boycotts. To affect a firm's ethical behavior, moral consumers refuse to buy from an unethical firm. Consumers who do not care about ethical behavior may join the boycott to (falsely) signal that they do care, increasing the disciplinary power of consumer...

This paper develops a theory of consumer boycotts. To affect a firm’s ethical behavior, moral consumers refuse to buy from an unethical firm. Consumers who do not care about ethical behavior may join the boycott to (falsely) signal that they do care, increasing the disciplinary power of...

We consider the effects of income redistribution when people can migrate from one country to another, and when land within each country is heterogeneous. Taxes related to income can then affect property values, and can induce migration, which further affects property values. We show that under...