This article proposes a simple hedonic price test to assess whether firms may have pricing power. The test allows NRAs to compare prices of providers of differentiated products on a like-for-like basis. Testing for pricing power could be a useful complement to market share analysis. This is...

Telecoms regulators have increasingly signaled concerns about the incentives and ability of vertically integrated incumbents to engage in discriminatory behavior against competitors in downstream markets. The UK Office of Communications (Ofcom) has recently accepted undertakings from British...

Telecoms regulators have increasingly signaled concerns about the incentives and ability of vertically integrated incumbents to engage in discriminatory behavior against competitors in downstream markets. This concern is particularly strong in fixed telecoms where incumbents have substantial...