Immigration may impact income distribution both by affecting the skill composition of a country's residents, and, by changing relative factor supplies, its relative factor prices. We provide some background evidence on compositional factors but focus primarily on factor prices. We first consider...

We show that professional soccer players exhibit reference-dependent behavior during matches. Controlling for the state of the match and for unobserved heterogeneity, we show on a minute-by-minute basis that a player breaches the rules of the game, measured by the referee's assignment of cards,...