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  1. Published

    Economies of scope in European railways: an efficiency analysis

    Wetzel, H. & Growitsch, C., 2006, Lüneburg: Institut für Volkswirtschaftslehre der Universität Lüneburg, 21 p. (Working paper series in economics; vol. 29).

    Research output: Working paperWorking papers

  2. Published

    Economies of scope in European railways: an efficiency analysis

    Wetzel, H. & Growitsch, C., 2006, Halle, Saale: Institut für Wirtschaftsforschung Halle, 27 p. (IWH-Diskussionspapiere; vol. 2006, no. 5).

    Research output: Working paperWorking papers

  3. Ecopharmacology -A New Topic of Importance in Pharmacovigilance

    Kümmerer, K. & Velo, G., 05.2006, In: Drug Safety. 29, 5, p. 371-373 3 p.

    Research output: Journal contributionsOther (editorial matter etc.)Research

  4. Published

    Eco-pharma dilemma: Navigating environmental sustainability trade-offs within the lifecycle of pharmaceuticals – A comment

    Moermond, C. T. A., Puhlmann, N., Pieters, L., Matharu, A., Boone, L., Dobbelaere, M., Proquin, H., Kümmerer, K., Ragas, A. M. J., Vidaurre, R., Venhuis, B. & De Smedt, D., 01.02.2025, In: Sustainable Chemistry and Pharmacy. 43, 10 p., 101893.

    Research output: Journal contributionsJournal articlesResearchpeer-review

  5. Ecophysiological isotope tools for characterising the drought sensitivity of Douglas-fir (Pseudotsuga menziesii Mirb. Franco)

    Sohrt, J., Jansen, K. & Gessler, A., 2010, Opportunities and risks for Douglas fir in a changing climate : Abstracts, October 18 - 20, 2010. Spiecker, H., Kohnle, U., Makkonen-Spiecker, K. & von Teuffel, K. (eds.). Albert-Ludwigs-Universität Freiburg, p. 47 1 p. (Berichte Freiburger Forstliche Forschung; vol. 85).

    Research output: Contributions to collected editions/worksPublished abstract in conference proceedingsResearchpeer-review

  6. Published

    "Ecopreneure": nach der Dekade des Umweltmanagements das Jahrzehnt des nachhaltigen Unternehmertums?

    Schaltegger, S. & Petersen, H., 2002, In: Aus Politik und Zeitgeschichte. 52, 31/32, p. 37-46 10 p.

    Research output: Journal contributionsJournal articlesResearch

  7. Published

    Ecopreneure haben eine Schlüsselrolle

    Petersen, H. & Schaltegger, S., 2002, In: Umwelt-Focus. 6, p. 13-15 3 p.

    Research output: Journal contributionsJournal articlesTransfer

  8. Published

    Ecopreneurship: nachhaltiges Wirtschaften aus der Unternehmerperspektive

    Schaltegger, S. & Petersen, H., 2002, Hagen: FernUniversität in Hagen.

    Research output: Books and anthologiesCompendium/lecture notesEducation

  9. Published

    Ecopreneurship and Competitive Strategies: Striving for Market Leadership by Promoting Sustainability

    Petersen, H., 2006, Managing the Business Case for Sustainability: The Integration of Social, Environmental and Economic Performance. Schaltegger, S. & Wagner, M. (eds.). Sheffield: Greenleaf Publishing, p. 398-411 14 p.

    Research output: Contributions to collected editions/worksContributions to collected editions/anthologiesResearch

  10. Published

    Ecopreneurship fördern: nachhaltige Entwicklung als Prozess der Unternehmensentwicklung

    Petersen, H. & Schaltegger, S., 01.03.2002, In: Ökologisches Wirtschaften. 17, 1, p. 27-28 2 p.

    Research output: Journal contributionsJournal articlesResearch

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