Chen, Zhijun; Shaffer, Greg - In: RAND Journal of Economics 45 (2014) 1, pp. 64-91
type="main" <p>We consider a class of contracts in which buyers commit to giving a seller some minimum share of their total purchases. We show that such contracts can be used by an incumbent seller to reduce the probability of entry by a rival seller when the incumbent can commit to its selling...</p>
