Over the last few decades, a number of studies using industry level statistics have evidenced a widespread increase in market concentration in both US and EU economies fuelling concern that competition authorities are not doing enough.
But is such a rising market concentration a competition concern?
In an article featured in the Network Law Review, RBB's Benoît Durand and Apolline Jaoui, revisit this finding and discuss the limitations of using industry categories in assessing competition while examining how novel approaches to delineate markets and measure concentration systematically could provide an alternative method to evaluate trends in market concentration.
Read the full Dynamic Competition Initiative article here.
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