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  1. Published

    Exports and productivity in the German business services sector: first evidence from the turnover tax statistics panel

    Vogel, A., 2008, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 27 p. (Working paper series in economics; no. 89).

    Research output: Working paperWorking papers

  2. Published

    Exports and profitability: first evicence for German business services enterprises

    Vogel, A. & Wagner, J., 2009, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 34 p. (Working paper series in economics; no. 129).

    Research output: Working paperWorking papers

  3. Published

    Exports and profitability: first evidence for German manufacturing firms

    Fryges, H. & Wagner, J., 2008, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 45 p. (Working paper series in economics; no. 102).

    Research output: Working paperWorking papers

  4. Published

    Exports, foreign direct investment, and productivity: evidence from German firm level data

    Wagner, J., 2005, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 8 p. (Working paper series in economics; no. 8).

    Research output: Working paperWorking papers

  5. Published

    Exports, Foreign Direct Investments and Productivity: Are Services Firms different?

    Wagner, J., 09.2011, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 29 p. (Working Paper Series in Economics; no. 215).

    Research output: Working paperWorking papers

  6. Published

    Exports, Imports and Firm Survival: First evidence for manufacturing enterprises in Germany

    Wagner, J., 08.2011, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 39 p. (Working Paper Series in Economics; no. 211).

    Research output: Working paperWorking papers

  7. Published

    Exports, imports and profitability: First evidence for manufacturing enterprises

    Wagner, J., 06.2011, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 32 p. (Working Paper Series in Economics; no. 206).

    Research output: Working paperWorking papers

  8. Published

    Exports, R&D and Productivity: A test of the Bustos-Model with enterprise data from France, Italy and Spain

    Wagner, J., 2014, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 8 p. (University of Lüneburg Working Paper Series in Economics; no. 310).

    Research output: Working paperWorking papers

  9. Published

    Exports, R&D and Productivity: A test of the Bustos-model with German enterprise data

    Wagner, J., 06.2012, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 10 p. (University of Lueneburg Working Papers in Economics; no. 244).

    Research output: Working paperWorking papers

  10. Published

    Exports, R&D and Productivity in German Business Services Firms: A test of the Bustos-model

    Vogel, A. & Wagner, J., 2012, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 10 p. (University of Lüneburg Working Paper Series in Economics; no. 247).

    Research output: Working paperWorking papers