We study a model of financial intermediation, payment choice, and privacy in the digital economy. Cash preserves anonymity but cannot be used for more efficient online transactions. By contrast, bank deposits can be used online but do not preserve anonymity. Banks use the information contained...

Bargeld, Zinsen für Sparer, rein staatliche Währungen: Jahrhundertealte Gewissheiten des Geldes sind plötzlich passé. Wer spart, zahlt jetzt drauf. Münzen und Scheine verschwinden, bald auch durch Kryptowährungen, die staatlichem Geld Konkurrenz machen. Alexander Hagelüken, Leitender...

The notion of new economy was coined in the United States when there was increasing evidence that, as a result of the introduction of new technologies, the traditional behavior of macroeconomic variables might have changed. The expansion of the 1990s differed from its predecessors in three...