Before revision:  Our analysis suggests that social interaction through homophilous job referral networks is an important channel for the propagation and persistence of gender and racial inequalities in the labour market , complementary to classical theories such as taste or statistical discrimination.
After revision:  Our analysis suggests that social interaction through homophilous job referral networks is an important channel for the propagation and persistence of gender and racial labor market gaps , complementary to classical theories such as taste or statistical discrimination.