E.CA Compact

How to deal with price wars in cartel damages estimations?

A standard approach to damages estimation is to compare prices during the cartel period with prices before or after. However, it is not uncommon to see prices wars right after the cartel breaks down. As price wars are characterised by prices below the competitive level, an inclusion of price wars in the comparison period can lead to overcharges that are too high. This E.CA Compact explains how we modelled the price war period in the example of a German cement cartel.

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Keywords: damage estimation, price wars