The expansion of the European Union eastwards in 2004, with an ensuing massive increase in East-West migration from the accession countries has been represented as a new migration system of a kind unique in recent migration history, with its specific features of rights of movement and low...

Mexican migration to the United States has been a very important issue throughout the twentieth century, and its relevance has reached unprecedented levels during the last two decades. Even though there is a huge body of literature that analyses many different aspects of this phenomenon, the...

There is widespread concern currently that some ethnic minority communities within Britain, especially Muslim, are not following the stereotypical immigrant path of economic and cultural assimilation into British society. Indeed, many seem to have the impression that differences between Muslims...

Ethnic inventors play important roles in US innovation systems, especially in high-tech regions like Silicon Valley. Do ‘ethnicity-innovation’ channels exist elsewhere? This paper investigates, using a new panel of UK patents microdata. In theory, ethnicity might affect positively innovation...

We apply a new approach to a new panel data set on bilateral gross cross-border equity flows between 14 countries, 1989-96. The remarkably good results have strong implications for theories of asset trade. We find that the geography of information heavily determines the pattern of international...

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This paper examines sorting into interracial friendships at selective universities. We show significant friendship segregation, particularly for blacks. Indeed, black friendships are no more diverse in college than in high school despite the colleges blacks attend having substantially smaller...

The sizable gender gap in college enrolment, especially among African Americans, constitutes a puzzling empirical regularity that may have serious consequences on marriage markets, male labor force participation and the diversity of college campuses. For instance, only 35.7 percent of all...

Do firms choose inputs that minimize their cost of production, ignoring the attitudes of their owners and employees? We examine this question using an episode of worsening relations between the US and France: from February 2002 to March 2003, France's favorability rating in US public opinion...

Do firms choose inputs that minimize their cost of production, ignoring the attitudes of their owners and employees? We examine this question using an episode of worsening relations between the US and France: from February 2002 to March 2003, France's favourability rating in US public opinion...