The ethnic composition of US inventors is undergoing a significant transformation - with deep impacts for the overall agglomeration of US innovation. This study applies an ethnic-name database to individual US patent records to explore these trends with greater detail. The contributions of...

This paper establishes the existence of a previously overlooked relationship between agglomeration and hours worked. Among non-professionals, hours worked decrease with the density of workers in the same occupation. Among professionals, a positive relationship is found. This relationship is...

Data availability is arguably the greatest impediment to advancing the science of science and innovation policy and practice (SciSIPP). This paper describes the contents, methodology and use of the public online COMETS (Connecting Outcome Measures in Entrepreneurship Technology and Science)...

This paper studies the impact that immigrant innovators have on the global activities of U.S. firms by analyzing detailed data on patent applications and on the operations of the foreign affiliates of U.S. multinational firms. The results indicate that increases in the share of a firm's...

This study evaluates the impact of high-skilled immigrants on US technology formation. We use reduced-form specifications that exploit large changes in the H-1B visa program. Higher H-1B admissions increase immigrant science and engineering (SE) employment and patenting by inventors with Indian...

This study evaluates the impact of high-skilled immigrants on US technology formation. We use reduced-form specifications that exploit large changes in the H-1B visa program. Higher H-1B admissions increase immigrant science and engineering (SE) employment and patenting by inventors with Indian...

At the beginning of the decade when many European countries began drafting new labor migration policies in response to labor shortages, Austria and Netherlands refrained. One might guess that since both are corporatist-style economies with tightly regulated labor markets, bringing in unregulated...

The dual processes of diversity and globalization are responsible for significant growth among U.S. law firms: female lawyers account for much of the increase in headcount in large law firms over the last several decades, and lawyers educated and licensed in jurisdictions outside of the U.S....

The European Union was has been bult over more than six decades, during which each and very one of us has continued to build our founding fathers’ European dream, so beautifully summarized by R. Schuman: “Europe will not be made all at once, or according to a single plan. It will be built...

In this paper, I study whether labor supply shocks affect firm mergers and acquisitions (M&A). Focusing on the audit market setting and using a novel dataset that includes both large and small audit firms, I identify labor supply shocks using the 150-Hour Rule and the Mobility Provision and...