In the last few years, U.S. telecoms policy has shifted from encouraging the sharing of existing networks to facilitating the deployment of advanced communications networks. Given the large capital expenditures required for these networks, there can be only a few of such networks. In light of...

Tying, bundling, minimum purchase requirements, loyalty discounts, exclusive dealing, and other purchase restraints can create stronger incentives for firms to invest in product quality. In our first example, the firm sells a durable experience good and a complementary non-durable good to a...