Gagliarducci and Paserman (2022) study gender differences in cooperative behavior among politicians using information from the U.S. House of Representatives between 1988 and 2010 on (i) the number of co-sponsors on bills and (ii) the share of co-sponsors from the rival party. Through different...

Bagues and Roth (2023) examine the effect of interregional contact induced by compulsory military service on sympathy towards people from other regions and the consolidation of a national identity in the context of Spain. They find that conscripts assigned away from their home region have 0.8 sd...