Canonical models of migration feature border enforcement as a strategy to contain undocumented immigration by effectively exacting a mobility cost. This paper revisits the role of border enforcement policy in a task-based model of the labor market where employers simultaneously hire circular...

The H-1B program allows firms in the United States to temporarily hire high-skilled foreign citizens. H-1B workers are highly concentrated among a small number of firms. We develop a theoretical model demonstrating that this phenomenon is an artifact of policy design: When the government...

This article seeks to explain the contradiction between the promises of welfare gains derived from the economic models recommending the removal of immigration restrictions and the realities experienced by countries attempting to apply restrictions to immigration flows. A formal model is built in...

This presentation focusses on use of labour migration data and statistics for analysis and policy. It highlights that knowledge and information are critical to formulate, implement and evaluate labour migration policy and practice as highlighted in a number of recent global initiatives. Labour...

The H-1B program allows firms in the United States to temporarily hire high-skilled foreign citizens. H-1B workers are highly concentrated among a small number of firms. We develop a theoretical model demonstrating that this phenomenon is an artifact of policy design: When the government...

European Union economies are pressed by (i) a demographic change that induces population ageing and a decline of the workforce, and (ii) a split labour market that is characterized by high levels of unemployment for low-skilled people and a simultaneous shortage of skilled workers. This lack of...

The paper provides an analysis of the recent immigration history of New Zealand and Australia. It starts with a description of the quantitative dimension of immigration: how many immigrants entered the two countries, and what was the contribution of external migration to population growth. Next,...

This article investigates the impact of a liberal migration policy that increases labour quotas by 5% on wages and income of residents, native migrants, and new migrants. The article focuses on the impact of migration in 21 areas, with particular attention given to Slovakia and Germany. It is...

Canonical models of migration feature border enforcement as a strategy to contain undocumented immigration by effectively exacting a mobility cost. This paper revisits the role of border enforcement policy in a task-based model of the labor market where employers simultaneously hire circular...

Throughout the twentieth century, Switzerland has been one of the OECD countries with the highest proportion of immigrants in its population. The aim of this article is to show how institutional factors have shaped the opportunities for change in immigration and immigrant-employment-related...