We show that a common regulatory mandate in electricity markets that use location-based pricing that requires all customers to purchase their wholesale electricity at the same quantity-weighted average of the locational prices can increase the performance of imperfectly competitive wholesale...

We consider a model of vertical competition where downstream firms (retailers) purchase an upstream input from a monopolist and are able to differentiate from each other in terms of quality. Our primary focus is to study the effects of introducing a large retailer, such as a Wal-Mart...

The paper redefines different types of vertical market structure, such as double monopoly, bilateral monopoly, and two-sided monopoly. The core issue can be stated as follows: When there is bilateral monopoly, what are the differences between two-sided monopoly and one-sided monopoly as far as...