Bentolila, Samuel; Michelacci, Claudio; Suarez, Javier - Centro de Estudios Monetarios y Financieros (CEMFI) - 2004
Social contacts help workers to find jobs, but those jobs need not be in the occupations where workers are most productive. Hence social contacts can generate mismatch between a worker's occupational choice and his comparative productive advantage. Thus economies with dense social networks can...