This paper investigates the implications for international markets of the existence of retailers/wholesalers with market power. Two main results are shown. First, in the presence of buyer power trade liberalization may lead to retail market concentration. Due to this concentration retail prices...

The object of this paper is to discuss on-line intermediation from the perspective of two-sided markets. It builds a simple model of the intermediation activity when trading partners are involved in a commercial relationship and uses it to illustrate some of the results that emerge in the...

This paper derives the conditions under which fitness-reducing alleles can survive in a long-run stationary equilibrium for a trading population, extending the results in Saint-Paul (2002) for arbitrary systems of sexual reproduction.

In diesem Papier werden die 1990 begonnenen Maßnahmen zur Liberalisierung und Re- Regulierung der Elektrizitätswirtschaft in Norwegen, Schweden und Finnland skizziert. Dabei wird insbesondere der Frage nachgegangen, inwieweit im Bereich des Stromhandels durch die Reformen eine wettbewerbliche...

Gegenstand des Beitrages sind die Umstrukturierungen der Stromwirtschaft in Kalifornien. Im Gefolge der Entwicklungen auf der Bundesebene - dem Energy Policy Act von 1992 und der neueren Politik der Federal Energy Regulatory Commission - hat die kalifornische Regulierungskommission Maßnahmen...

This paper investigates the implications for international markets of the existence of retailers/wholesalers with market power. Two main results are shown. First, in the presence of buyer power trade liberalization may lead to retail market concentration. Due to this concentration retail prices...

The purpose of this paper is to explore strategic incentives to use trade networks rather than markets and shed light on the dynamic relation between the two distinct trading systems: a formal system of markets and a issues in the infinitely repeated multi-player prisoner's dilemma...