Farrell and Shapiro (2008) have proposed a test – called the Upward Pricing Pressure (UPP) test – to evaluate potential unilateral effects of horizontal mergers. This comment shows that the UPP test – suitably reinterpreted and properly implemented – can be applied usefully also in industries where suppliers set prices through bidding competition.
Why a hotel room in New York costs $500 a night
In a recent op-ed in The Wall Street Journal titled “Why a Hotel Room in NY Costs $500,” Michael Salinger (CRA consultant and Boston University professor) and...