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Vertical differentiation and collusion : pruning or proliferation?
Gabszewicz, Jean Jaskold, (2017)
Vertical differentiation and collusion : cannibalization or proliferation?
Gabszewicz, Jean Jaskold, (2016)
Fighting collusion by permitting price discrimination
Helfrich, Magdalena, (2016)
The marginal price effects of antitrust rules against price discrimination
Zenger, Hans, (2012)
Differentiated interchange fees
Loyalty rebates and the competitive process