The increasing national diversity of co-workers has no consensus on its impact on performance. Using a team’s predominant nationality as proxy for national diversity and national identity, there is robust evidence that it affects performance. Detailed worker-level data from a highly globalized...

Spanish Abstract: Este artículo hace dos cosas. Primero, usa una base de datos original, basada en los albúmenes de Panini de los mundiales de fútbol, para estudiar la creciente globalización en el mercado de jugadores. Segundo, muestra, con base en una serie de indicadores sencillos, que la...

Transfers are big business in association football. This paper develops a generalized additive mixed model that aids managers in predicting how a football player is expected to perform in a new team. It does so by using event-level data from the Spanish and the Colombian football leagues. Using...