Economics of Identity Management: A Supply-Side Perspective. - Sven Koble; Rainer Böhme (Privacy Enhancing Technologies, 2005)

On the Viability of Privacy-Enhancing Technologies in a Self-Regulated Business-to-Consumer Market: Will Privacy Remain a Luxury Good? - Rainer Böhme; Sven Koble (WEIS, 2007)

Pricing strategies in electronic marketplaces with privacy-enhancing technologies. - Rainer Böhme; Sven Koble (Wirtschaftsinf., 2007)