In reviewing the theoretical and empirical literature on collusion, this paper distills methods for detecting cartels and distinguishing collusion from competition.

Die weltwirtschaftliche Verflechtung hat in der Nachkriegszeit stetig zugenommen. Da diese Entwicklung mit beträchtlichen Handelsgewinnen verbunden war, ist sie grundsätzlich positiv zu bewerten. Das Zusammenwachsen der Märkte erzeugt aber auch zusätzliche Spannungen, denn mit der...

Under ex ante access regulation entrants often claim that access fees are excessive. I show that this is only the case if further entry is admitted. If the entrant is protected from further entry it would agree with the incumbent upon a strictly positive access fee which may exceed the efficient...

The paper develops a four-step framework to detect anticompetitive horizontal mergers. In the first step, an estimate of the impact of the merger on the market price needs to be derived. Subsequent, the second step of the framework has to assess whether such a predicted price increase would be...

This paper studies ATM coalitions in retail banking. We ask when it is profitable for banks to make agreements which ban direct ATM transaction fees. In the case of a coalition banks loose income from ATM transactions but relax competition in the banking market. We find that such agreements are...

Mis-match of trade statistics between developed and developing countries indicate a substantial mis-invoicing of trade figures, primarily by developing country traders. This is due to the inflexible exchange rate regimes, severe import restrictions and export subsidies prevailing in LDCs. In...

This paper explores the effects that collusion can have in newspaper markets where firms compete for advertising as well as for readership. We compare three modes of competition: i) competition in the advertising and the reader market, ii) semi-collusion over advertising (with competition in the...

In bisherigen Untersuchungen der Auswirkungen aktienkursorientierter Management-Entlohnung auf den Preiswettbewerb wurden Nachfrageschwankungen nicht berücksichtigt. Der vorliegende Beitrag zeigt, dass Manager auch dann eine größere Kollusionsneigung besitzen als Eigentümer, wenn sich die...

This paper analyzes the effect of cooperation in manufacturing on firms' inclination to collude in the market. Compared to non-cooperation in manufacturing, coordination of the investments in production yields a higher competitive profit. If firms intensify cooperation and produce in a joint...

Dieser Beitrag zeigt, dass aktienkursabhängige Entlohnung bei korrelierter Nachfrageentwicklung die Neigung der Manager erhöht, eine implizite Preisabsprache einzuhalten. Die geringeren Gewinne in der Strafphase führen bereits in der Ausbruchsperiode zu einem niedrigeren Aktienkurs und damit...