We investigate how consumer word of mouth (WOM) develops over time and in turn influences new product adoption. We develop a dynamic aggregate-level model of WOM development and new product diffusion that explicitly captures consumers’ learning of product quality from both marketing...

Apart from scaling up foreign aid by NGOs, informed choices of private donors could also encourage an efficient and targeted use of NGO funds in international development cooperation. We assess the determinants of private donations across a large sample of US based NGOs with foreign aid...

Apart from scaling up foreign aid by NGOs, informed choices of private donors could also encourage an efficient and targeted use of NGO funds in international development cooperation. We assess the determinants of private donations across a large sample of US based NGOs with foreign aid...

There is a growing interest in cross-border medical care and its comparative advantages. In addition, medical care can be defined as a local assurance good. Little research is being carried out in this field. This paper discusses the individual considerations for medical treatment offered at...

Global agierende Publikumsgesellschaften werden zunehmend mit dem spezifischen Verhalten einer kulturell diversen Investorenöffentlichkeit konfrontiert. Vor diesem Hintergrund werden in vorliegender Publikation entsprechende Hypothesen in Bezug auf ausgewählte kulturell bedingte Probleme an...

This paper analyses the role of information in the search process. Ibuild a simple model of a good with two random attributes with somejoint probability distribution. I consider seemingly unimportant changesin this distribution, i.e. changes which neither affect expected utility norits variance....

A substantive body of research highlights the existence of framing effects in labour supply responses to taxation challenging traditional models that assume taxes only influence behaviour via the budget constraint. Using a lab experiment, this paper examines the presence of differential...

This paper investigates situations where a sizable sub-set of consumers prefer an inferior (dominated) offer made by an established brand to a superior (dominating) offer made by a less-established brand. Established brands are those for which consumers hold more confident beliefs concerning...

This paper studies unshrouding decisions in a framework similar to Gabaix and Laibson (2006), but considers an alternative unshrouding mechanism where the impact of advertising add-on information depends on the number of unshrouding firms. We show that shrouding becomes less prevalent as the...