In dieser Arbeit wird eine wettbewerbspolitische Beurteilung der Zusammenarbeit von Wettbewerbern in Form von Querlieferungen vorgenommen und der Einfluß von Information, Produktion und Kapazität auf Marktstruktur und Wettbewerb analysiert. In drei spieltheoretischen Modellen werden die...

This paper explores the effects of unemployment on the school enrolment decisions. A few studies that have taken up this issue in the past have produced results that are seemingly contradictory with each other. We build a model of the enrolment decision that is capable of explaining these...

Every consumer decision incurs a cost. An hour spent researching products is an hour not spent working. Vacation days used in the winter are vacation days not used in the summer. A dollar spent on a car payment is a dollar not spent dining out. What determines the extent to which consumers...

Market based mechanisms are proliferating around the globe as a means to offer direct economic incentives for protecting and conserving ecosystem services. Among the ecosystem services being marketed, payments for watershed services (PWS) are the most difficult to establish clear service...

Even though deforestation in tropical developing countries releases large quantities of greenhouse gases, the Kyoto Protocol does not include mechanisms for forest conservation. Nevertheless, deforestation and forest degradation has now taken centre-stage as the developed countries, having...

We used data collected for the National Animal Health Monitoring Systems' (NAHMS) National Swine Survey to estimate the number and associated opportunity costs of piglet mortalities to producers of various herd sizes and in various regions of the United States in 1990. Opportunity costs are the...

A proper security architecture is an essential part of implementing robust and reliable networked applications. Security patterns have shown how reoccurring problems can be best solved with proven solutions. However, while they are critical for ensuring the confidentiality, integrity and...

Pigouvian taxes are typically imposed in situations where there is imperfect knowledge on the extent of damage caused by a producing firm. A regulator imposing imperfectly informed Pigouvian taxes may cause the firms that should (should not) produce to shut down (produce). In this paper we use a...