This paper analyzes the effects of supervisors' (i.e., regulators and judges) selection rules on regulated prices. A checks and balances' regulatory review process strengthens the role of the judicial power and election increases the populism of implicitly motivated supervisors. Election arises...

Starting in 1998, the electricity market in England and Wales will be opened up to full competition, and all consumers will be allowed to choose their electricity supplier. This promises to result in lower prices, but there will be additional transactions costs exceeding £100 million a year for...

This paper analyzes the political economy of regulatory and judicial appointment rules. I study a model of price-setting by a political principal faced with a firm with unknown costs, and endowed with an information-gathering technology whose efficiency rises with the effort exerted by two...