This paper reconstructs GDP from the output side for medieval and early modern Britain. In contrast to the long run stagnation of living standards suggested by daily real wage rates, output-based GDP per capita exhibits modest but positive trend growth. One way of reconciling the two series is...

In this paper we consider the interaction between local workers and migrants in the production process of a firm. Both local workers and migrants can invest effort in assimilation activities in order to increase the assimilation of the migrants into the firm and thereby increase their...

"A long-standing debate concerns the rationality of slave owners and this paper addresses that debate within the context of manumission. Using a new sample of 19th-century Virginia manumissions, I show that manumission was associated with the productive characteristics of slaves. More productive...

In this paper we consider the interaction between local workers and migrants in the production process of a firm. Both local workers and migrants can invest effort in assimilation activities in order to increase the assimilation of the migrants into the firm and so by increase their interaction...

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...