This paper celebrates the life and contributions of Gary Becker (1930-2014).

The authors show how the influence of extrinsic random signals depends on the noise structure of these signals. They present an experiment on a coordination game in which extrinsic random signals may generate sunspot equilibria. They measure how these signals affect behavior. Sunspot equilibria...

Motivated by individuals' emotional response to risk at different time horizons, we model an 'anxious' agent--one who is more risk averse with respect to imminent risks than distant risks. Such preferences describe well-documented features of 1) individual behavior, 2) equilibrium prices, and 3)...