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A micro-econometric approach to geographic market definition in local retail markets: Demand side considerations

Beckert, Walter - Institut für Weltwirtschaft (IfW) - 2010

This paper formalizes an empirically implementable framework for the definition of local antitrust markets in retail markets. This framework rests on a demand model that captures the trade-off between distance and pecuniary cost across alternative shopping destinations within local markets. The...

Persistent link: https://www.econbiz.de/10008494182

A Study of Pricing Evolution in the Online Toy Market

Yang, Zhenlin; Gan, Lydia; Tang, Fang-Fang - Institut für Weltwirtschaft (IfW) - 2008

We examine the pricing trends in the online toy markets by using panel data regression models with error components and serial correlation. Our results indicate that both online branch of multi-channel retailers (OBMCRS) and dotcoms charge similar prices on average, and that over time their...

Persistent link: https://www.econbiz.de/10005083418

Regulating gasoline retail markets: The case of Germany

Wittmann, Nadine - Institut für Weltwirtschaft (IfW) - 2014

agencies. After having examined the market, competition authorities concluded that tacit collusion existed but could not easily … type of variable tax scheme successfully manages to render collusion an unprofitable business. In addition, it is also easy … - and therefore non-prosecutable - collusion, could be turned into a regulatory virtue as it becomes a powerful means to …

Persistent link: https://www.econbiz.de/10010956051

R&D cooperation and industry cartelization

Prokop, Jacek; Karbowski, Adam - Institut für Weltwirtschaft (IfW) - 2013

The objective of this paper is to investigate the impact of R&D cooperation on cartel formation in the product market … the incentives to create a cartel in the product market. …

Persistent link: https://www.econbiz.de/10010956137

Is a "firm" a firm? A Stackelberg experiment

Hildenbrand, Andreas - Institut für Weltwirtschaft (IfW) - 2012

Industrial organization is mainly concerned with the behavior of large firms, especially when it comes to oligopoly theory. Experimental industrial organization therefore faces a problem: How can firms be brought into the laboratory? The main approach relies on framing: Call individuals firms!...

Persistent link: https://www.econbiz.de/10010956088

Relative profit maximization and Bertrand equilibrium with convex cost functions

Satoh, Atsuhiro; Tanaka, Yasuhito - Institut für Weltwirtschaft (IfW) - 2014

The authors study pure strategy Bertrand equilibria in a duopoly in which two firms produce a homogeneous good with convex cost functions, and they seek to maximize the weighted sum of their absolute and relative profits. They show that there exists a range of the equilibrium price in...

Persistent link: https://www.econbiz.de/10010956106

The market entry paradox

Stähler, Frank - Institut für Weltwirtschaft (IfW) - 1996

This paper discusses a simultaneous market entry game between two firms with different fixed costs. This case is a typical application of mixed strategy equilibria. Conventional wisdom would suggest that the low-cost firm is more likely to enter the market. This presumption is wrong. Instead,...

Persistent link: https://www.econbiz.de/10009276409

Profits in pure Bertrand oligopolies

Stähler, Frank - Institut für Weltwirtschaft (IfW) - 1995

higher than in Cournot competition or may even sustain perfect cartelization. The potential scope for implicit collusion is … several strategies which may support implicit collusion. 1t develops the notion of punishment-proofness, and it demonstrates …

Persistent link: https://www.econbiz.de/10009276521

Endogenous unrestricted locations in markets with network effects

Ribeiro, Vitor - Institut für Weltwirtschaft (IfW) - 2015

The paper studies indirect network effects in a market composed by two incompatible intermediaries that choose price (short-term issue) in addition to location (long-term issue). The paper first shows that (i) when the network externality is sufficiently weak, only maximum differentiation...

Persistent link: https://www.econbiz.de/10011185916

Social influences towards conformism in economic experiments

Hargreaves Heap, Shaun P. - Institut für Weltwirtschaft (IfW) - 2014

This paper reviews some of the economic experimental evidence on conformism. There is nothing to match the early psychology experiments where subjects were often swayed by the behaviour of others to an extraordinary degree, but there is plenty of evidence of conformism. This seems built-in to...

Persistent link: https://www.econbiz.de/10010956027