When treatment effects of active labour market programmes are heterogeneous in anobservable way across the population, the allocation of the unemployed into differentprogrammes becomes a particularly important issue. In this paper, we present a statisticalmodel designed to improve the present...

In this paper, we propose and test a novel effect of immigration on the wages of nativeworkers. Existing studies have focused on the wage effects that result from changes in theaggregate labour supply in a competitive labour market. We argue that if labour markets arenot fully competitive, the...

This paper studies the impact of outsourcing on individual wages in three European countrieswith markedly different labour market institutions: Germany, the UK and Denmark...

This paper investigates the effect of sanctions of unemployment insurance benefits on theexit rate from unemployment for a sample of Danish unemployed. According to the findingsare that even moderate sanctions have rather large effects...