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Innovation and export activities in the German mechanical engineering sector: an application of testing restrictions in production analysis

Bibliographic reference Schubert, Torben ; Simar, Léopold. Innovation and export activities in the German mechanical engineering sector: an application of testing restrictions in production analysis. STAT Discussion Papers ; 0921 (2009) 29 pages
Permanent URL http://hdl.handle.net/2078.1/123400