UPSTREAM MARKET FORECLOSURE

Jean Gabszewicz and Skerdilajda Zanaj

Bulletin of Economic Research, 2008, vol. 60, issue 1, 13-26

Abstract: This paper investigates how an incumbent monopolist can weaken potential rivals or deter entry in the output market by manipulating the access of these rivals in the input market. We analyse two polar cases. In the first one, the input market is assumed to be competitive with the input being supplied inelastically. We show that this situation opens the door to entry deterrence. Then, we assume that the input is supplied by a single seller who chooses the input price. In this case, we show that entry deterrence can be reached only through merger with the seller of the input.

Date: 2008
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Citations: View citations in EconPapers (5)

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https://doi.org/10.1111/j.1467-8586.2007.00269.x

Related works:
Working Paper: Upstream market foreclosure (2009)
Working Paper: Upstream market foreclosure (2006)
Working Paper: Upstream market foreclosure (2006)
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