To reduce favouritism in university promotions, Spain recently introduced a centralised system with random assignment of evaluators. This column presents evidence from a unique data set showing that favouritism still matters. Prior connections between candidates and evaluators have a dramatic impact on promotion. The net result is that outcomes are more random and candidates with many connections and from large universities benefit the most.
(...) - by Manuel F. Bagues and Natalia Zinovyeva, VOX, 16 September 2012