Der Kampf um die Aufmerksamkeit des Kunden nimmt neue Formen an. Der Verfasser stellt eine neue Form des Marketing vor - das sogenannte "Permission-Marketing", das dem Kunden die Gewissheit verschafft, dass er nur die Dinge zugesandt bekommt, die wirklich interessant sind.Der Beitrag beschreibt...

Gegenstand dieser Arbeit ist die Aufbewahrung von E-Mails in Organisationen in derSchweiz. Die technischen Eigenschaften der marktdominierenden herkömmlichen E-Mail-Server-Systeme verursachen Probleme, die durch die sich laufend intensivierende Verwendungvon E-Mail zum Austausch von Dokumenten...

This paper suggests that changing risk conveys information useful to improve performance.

This paper compares two prominent empirical measures of individualrisk attitudes | the Holt and Laury (2002) lottery-choice task and the multi-itemquestionnaire advocated by Dohmen, Falk, Human, Schupp, Sunde and Wagner(forthcoming) | with respect to (a) their within-subject stability over time...

This work gives a brief overview of the portfolio selection problem following the mean-risk approach first proposed by Markowitz (1952). We consider various risk measures, i.e. variance, value-at-risk and expected-shortfall and we study the efficient frontiers obtained by solving the portfolio...

Loss aversion can occur in riskless and risky choices. Yet, there is no evidence whetherpeople who are loss averse in riskless choices are also loss averse in risky choices. Wemeasure individual-level loss aversion in riskless choices in an endowment effect experimentby eliciting both WTA and...

Gneezy, List and Wu [Q. J. Econ. 121 (2006) 1283-1309] document that lotteries are often valued less than the lotteries’ worst outcomes. We show how to undo this result.