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The employment impact of cleaner production on the firm level: empirical evidence from a survey in five European countries
Rennings, Klaus, (2001)
Socially Responsible Investments in Germany, Switzerland and the United States: An Analysis of Investment Funds and Indices
Schröder, Michael, (2003)
Cross Compliance (CC) in der EU und Ökologischer Leistungsnachweis (ÖLN) in der Schweiz: Eine vergleichende Analyse
Nitsch, Heike, (2005)