In this paper, we estimate the behavioral responses by individuals to the type of information-intervention a public human immunodeficiency virus (HIV) testing program would typify. A unique feature of the data we use is that the survey itself altered the allocation of information held by...

This paper analyzes the forces contributing to the worldwide long-run rise in obesity and the role of public interventions in affecting its continued growth. The cause of a growth in obesity in a population must be that calorie consumption is outpacing the growth of physical activity. Yet in...