The social contract of the welfare state can be strained by the arrival of immigrants who receive welfare payments financed by citizens? taxes. We show, however, that the presence of unemployed immigrants receiving welfare payments is consistent with social harmony. The social harmony, which is...

This paper looks at the situation of legal immigrants who employ illegal immigrants to provide them with various services. This enables the legal immigrants to allocate more time to other work, thereby increasing their earnings. Illegal immigrants employed by legal immigrants may specialize in...

The literature, starting with Chiswick (1977, 1978) to Gang and Zimmermann (2000), more recently, focuses on the economic achievements and performance of first- and secondgeneration migrants. This paper presents a three-generation migrant analysis, comparing relative economic performance of...

This paper presents a first attempt at understanding some of the many issues involved in the granting of an amnesty to illegal immigrants. We consider government behavior with respect to allocations on limiting infiltration (border control) and apprehending infiltrators (internal control) and...

In this paper we analyze the endogenous determination of migration quota viewing it as an outcome of a two-stage political struggle between two interest groups: those in favor and those against the proposed migration quota. We first compare the proposed policies of the two interest groups under...

Empirical studies in the migration literature have shown that migration enclaves (networks) negatively affect the language proficiency of migrants. These studies, however, ignore the choice of location as a function of language skills. Using data on Mexican migration to the US, we show that...

Governments do not have perfect information regarding the priorities and the needs of different groups in the economy. This lack of knowledge opens the door for different groups to lobby the government in order to receive the government?s support. We set up a model of hierarchical contests and...

The design of optimal immigration policy, particularly in the face of the spiralling demand for highly skilled workers, such as IT workers and engineers, is a topical issue in the policy debate as well as the economic literature. In this paper, we present empirical evidence from firm level data...

We introduce the idea that informational cascades can explain the observed regularity that emigrants from the same locations also tend to choose the same foreign locations. Thus informational cascades generate herd behavior. Herd behavior is compared with the network externalities explanation of...

This paper examines the disincentive effects of perceived underpayment on individuals? exerted effort and promotion. To this end we develop a theoretical framework and obtain empirical evidence by analysing British academia data. We find that, tenured academics will tend to invest less effort in...