This paper studies why illegal immigration is widespread. We develop a political agency model in which a politician decides on an immigration target and its enforcement, facing uncertainty on the supply of migrants. Illegal immigration can arise for two reasons: the policy maker may be unable to...

While anecdotal evidence suggests that interest groups play a key role in shaping immigration policy, there is no systematic empirical analysis of this issue. In this paper, we construct an industry-level dataset for the United States, by combining information on the number of temporary work...

In democratic societies individual attitudes of voters represent the foundations of policy making. We start by analyzing patterns in public opinion on migration and find that, across countries of different income levels, only a small minority of voters favour more open migration policies. Next...

We study the migration policy set by a welfare maximizing government in a model where immigrant workers differ in their skills and are imperfectly matched with heterogenous occupations. The policy fixes a minimum skill level for legal migrants, and foreign workers that fall below it can only...

Immigration is today one of the most hotly debated policy issues in the United States. Despite marked divergence of opinion even within political parties, several important reforms have been in-troduced in the post 1965 era. The purpose of this paper is to carry out a systematic analysis of the...

In democratic societies individual attitudes of voters represent the foundations of policy making. We start by analyzing patterns in public opinion on migration and find that, across countries of different income levels, only a small minority of voters favour more open migration policies. Next...

We analyze a newly available dataset of migration policy decisions reported by governments to the United Nations Department of Economic and Social Affairs between 1976 and 2007. We find evidence indicating that most governments have policies aimed at either maintaining the status quo or at...

It is commonly argued that skilled immigration benefits the destination country through several channels. Yet, only a small group of countries reports to have policies in place aimed at increasing the intake of skilled immigrants. Why? In this paper we analyze the factors that affect a direct...

While anecdotal evidence suggests that interest groups play a key role in shaping immigration policy, there is no systematic empirical analysis of this issue. In this paper, we construct an industry-level dataset for the United States, by combining information on the number of temporary work...

Immigration is one of the most hotly debated policy issues in the United States today. Despite marked divergence of opinions within political parties, several important immigration reforms were introduced in the post 1965 era. The purpose of this paper is to systematically analyze the drivers of...