This paper provides a unified vision of a number of results that appeared in three separate streams of literature. The author emphasizes the strong parallelism between the results obtained in a number of papers that analyzed the relationships between price cap regulation, welfare maximization,...

It is well known that many standard results on optimal taxation and tax reforms have a straightforward counterpart in the monopoly pricing context and the Ramsey-Boiteux pricing rule represents the most obvious and well known example of this connection. What is less acknowledged, maybe even by...