In vertically differentiated markets, the effects of firm entry are contingent upon whether incumbent firms can respond to entry by adjusting product quality in addition to simply lowering prices. Using market-level data, I estimate a structural model of supply and demand for subscription...

One of the current complex problems in copyright law relates to the manner and the extent to which the law should accommodate the new technologies of satellite and cable. A strong advocacy of copyright interests can impede the development of the new technologies, thereby depriving mankind of...