Recent European Legislation on immigration has revealed a particular paradox on migration policies. On the one hand, the trend of recent legislation points to the increasing closure of frontiers (OECD 1999, 2001,2004), also by using immigration quotas. On the other hand, there is an increase of...

This paper explores the nature and the key empirical regularities of green employment in US local labor markets between 2006 and 2014. We construct a new measure of green employment based on the task content of occupations. Descriptive analysis reveals the following: 1. the share of green...

Existing literature has confined university technology transfer almost exclusively to formal mechanisms, like patents, licenses or royalty agreements. Relatively little is known about informal technology transfer that is based upon interactions between university scientists and industry...

We review the empirical literature that studies the effect of ethnic diversity on the welfare state and on individual attitudes. The outcome variables that we cover in the survey are on the one hand public spending, and on the other hand individual attitudes and behaviour, including charity...

Die internationale Migrationspolitik ist in Bewegung geraten. Die Europäische Kommission will mit der Einführung einer "Bluecard" die Zuwanderung von qualifizierten Arbeitskräften nach Europa erleichtern. Damit will sie angesichts des sich langfristig noch verstärkenden Fachkräftemangels in...

This paper estimates the effects of immigration on wages of native workers at the national U.S. level. Following Borjas (2003) we focus on national labor markets for workers of different skills and we enrich his methodology and refine previous estimates. We emphasize that a production function...

How many "American jobs" have U.S.-born workers lost due to immigration and offshoring? Or, alternatively, is it possible that immigration and offshoring, by promoting cost-savings and enhanced efficiency in firms, have spurred the creation of jobs for U.S. natives? We consider a multi-sector...