Ergänzend zu den Beiträgen im ifo Schnelldienst Nr. 14/2009 äußerst sich Justus Haucap, Universität Düsseldorf, zum "Methodenstreit" in der VWL. Exzellente Ökonomen sollten, seiner Meinung nach, alles beherrschen: Theorie, Empirie und institutionelle Kenntnisse: "Weil wir aber nicht alle...

This paper analyzes the incentive effects of pollution taxes versus pollution permits for a revenue maximizing Government that also pursues environmental objectives. In our model, pollution permits are analyzed as durable goods, and the leasing of pollution permits is seen as an equivalent to a...

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu veräußern. Unser Modell berücksichtigt, dass Regierungen sowohl umweltpolitische Ziele als auch fiskalische oder industriepolitische Motive haben können. Wir...

This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to ticket sales for live performances and vice versa. Using a model with two interrelated Salop circles we...

This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to ticket sales for live performances and vice versa. Using a model with two interrelated Salop circles we...

Economists praise the efficiency of the price mechanism in allocating scarce resources. Others, however, often reject it as unfair. In this study, we investigate the extent to which economists also differ from non-economists in how they value the fairness of the price system, and examine how...