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PortfolioMglichkeitenkurven. de Grafik selbst erstellt in Anlehnung an Grfer Horst Schiller Bettina Rsner Sabrina Finanzierung Grundlagen Institutionen Instrumente und Kapitalmarkttheorie Erich Schmidt Verlag GmbH Co Auflage Berlin und Garz Hendrik Gnther Stefan Moriabadi Cyrus PortfolioManagement Theorie und Anwendung Bankakademie