Following Regulation No. 1/2003 EC which permits the substitution of decentralised and private enforcement for centralised and public enforcement of Articles 81 and 82 EC, the European Commission in December 2005 presented a Green Paper on "damages actions for breach of the EC antitrust rules"....

We attempt to revise the inspection game used by Tsebelis (1989, 1990, 1993 and Tsebelis in Bianco et al, 1990) to model phenomena in criminal justice. Recent findings from various studies, primarily conducted in the UK, are used to re-construct the game. In contrast to Tsebelis' (1989)...

In diesem Paper werden die Wohlfahrtseffekte einer kostenorientierten Regulierung von Netznutzungsentgelten zur Schaffung fairen Wettbewerbs abgeleitet. Es wird gezeigt, daß eine solche Regulierung nur im Falle starker Kostenvorteile eines vertikal integrierten Netzbetreibers im Vergleich zu...

In the past several years, researchers have started to notice successful products whose sales patterns show rapidly declining diffusion patterns. These products include certain movies, computer software, TV game software, music CDs, etc. (e.g., Windows95 (up grade version), Final Fantasy,...

Designing and pricing new products is one of the most critical activities for a firm, and it is well-known that taking into account consumer preferences for design decisions is essential for products later to be successful in a competitive environment (e.g., Urban and Hauser 1993). Consequently,...

Consumers purchase conspicuous goods to satisfy not just material needs but also social needs such as prestige. In an attempt to meet these social needs, marketing managers of conspicuous goods like cars, perfumes, and watches employ several strategies to highlight the exclusivity of their...

Are price-matching guarantees anticompetitive? This paper examines the incentives for price-matching guarantees in markets where information about prices is costly. Under some conditions the conventional explanation of price-matching announcements as facilitating collusion finds support, and is...

Internet referral services, hosted either by independent third-party infomediaries or by manufacturers serve as ``lead-generators'' in electronic marketplaces, directing consumer traffic to particular retailers. The conventional wisdom on Internet referral services is that they are valuable to...

As a function of time t, mean residual life is the remaining life expectancy of a subject given survival up to t. The proportional mean residual life model, proposed by Oakes & Dasu (1990), provides an alternative to the Cox proportional hazards model to study the association between survival...

Current statistical inference problems in genomic data analysis involve parameter estimation for high-dimensional multivariate distributions, with typically unknown and intricate correlation patterns among variables. Addressing these inference questions satisfactorily requires: (i) an intensive...