In this article, we examine the universal service obligation for telephone directories. In most countries, this obligation consists of two parts. First, publishers must offer a comprehensive directory, including all telephone subscribers. Second, this directory should be available to all users....

This paper develops a structural model which allows estimating the impact of regulatory decisions looking for the setting of download-speed standards on market structure and performance. We characterize a setting under which quality standards improve both service quality and availability. As to...