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Number of items: 3.
September 2003
van Welsum, D. (2003) International trade in services: issues and concepts. Working Paper. Birkbeck, University of London, London, UK.
October 2003
van Welsum, D. (2003) Foreign direct investment and exports of services. Working Paper. Birkbeck, University of London, London, UK.
September 2004
van Welsum, D. (2004) In search of 'Offshoring': evidence from U.S. imports of services. Working Paper. Birkbeck, University of London, London, UK.