Ranking 2007

IÖW/future (eds., 2007): Sustainability Reporting in Germany Results and Trends in the Ranking 2007; Berlin/Münster
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Ranking 2009

Small and Medium Companies

IÖW/future (eds.,2010): Sustainability Reporting of German Small and Medium-sized Enterprises; Berlin/Münster
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IÖW/future (eds., 2009): Sustainability Reporting of German SMEs: Set of Criteria 2009; Berlin/Münster
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Large Companies

IÖW/future (eds., 2010): Sustainability Reporting in Germany Results and Trends in the Ranking 2009; Berlin/Münster
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IÖW/future (eds., 2009): Sustainability Reporting of German Large Companies: Set of Criteria 2009; Berlin/Münster
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