When the market definition/market share approach does not work to assess market power

Traditionally, competition authorities start their assessment by identifying the competitive scene, i.e. the relevant market, which includes the firm’s product and potential substitutes. They then calculate market shares to decide whether the firm(s) under scrutiny has enough market power to benefit from the adoption of an anticompetitive strategy.  However, when market shares are not aContinue reading “When the market definition/market share approach does not work to assess market power”