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This study examines the effects of a human capital-based measure of technology diversification on innovation output and … market structure across 239 U.S. manufacturing industries. Technology diversification is measured using data on the … occupational diversification of an industry’s engineering employment, unlike other studies that have used measures based on patent …
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This paper examines home bias in U.S. domestic trade in 1949 and 2007. We use a unique data set of 1949 carload waybill statistics produced by the Interstate Commerce Commission, and 2007 Commodity Flow Survey data. The results show that home bias was considerably smaller in 1949 than in 2007...
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