This paper develops a labour market matching model with heterogeneous firms, on-thejob search and referrals. Social capital is endogenous, so that better connected workers bargain higher wages for a given level of productivity. This is a positive effect of referrals on reservation wages. At the...

This dissertation studies the impact of social networks on social welfare and wage inequality in a labour market with search and matching frictions. Social contacts are considered in the sense of information transmission about vacancies from employed to unemployed workers (social capital). The...

We measure the impact of labor market referral networks defined by residential neighborhoods on re-employment following mass layoffs. Because networks can only be effective when hiring is occurring, we focus on a measure of the strength of the labor market network that includes not only the...

We measure the impact of labor market referral networks defined by residential neighborhoods on re-employment following mass layoffs. Because networks can only be effective when hiring is occurring, we focus on a measure of the strength of the labor market network that includes not only the...

We measure the changing efficacy of neighborhood-based labor market networks, across the business cycle, in helping displaced workers become re-employed, focusing on the periods before, during, and just after the Great Recession. Networks can only be effective when hiring is occurring, and...

We develop a dynamic cognitive model of network activation and show that people at different status levels spontaneously activate, or call to mind, different subsections of their networks when faced with job threat. Using a multi-method approach (General Social Survey data and a laboratory...