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Estimating alternative technology sets in nonparametric efficiency analysis: restriction tests for panel and clustered data |
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| Authors: | Anne Neumann Maria Nieswand Torben Schubert |
| Affiliation: | 1. University of Potsdam, August-Bebel-Strasse 89, 14482, Potsdam, Germany 2. DIW Berlin, Mohrenstrasse 58, 10117, Berlin, Germany 3. Fraunhofer ISI, Breslauer Strasse 48, 76139, Karlsruhe, Germany 4. CIRCLE, Lund University, P.O. Box 117, 22100, Lund, Sweden |
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