This paper presents a search model with heterogeneous workers, social networks and endogenous search intensity. There are three job search channels: costly formal applications and two costless informal channels – through family and professional networks. Our model explains a U-shape referral...

In this study we investigate the link between the job search channels that workers use to find employment and the probability of occupational mismatch in the new job. Our specific focus is on differences between native and immigrant workers. We use data from the German Socio-Economic Panel...