Marginal cost pricing versus insurance by Cowan, S, Cowan, S

When does third-degree price discrimination reduce social welfare, and when does it raise it? by Cowan, S, Cowan, S

Commodity taxation as insurance against price risk by Cowan, S, Cowan, S

Utility regulation and risk allocation: the roles of marginal cost pricing and futures markets by Cowan, S, Cowan, S

The welfare effects of third-degree price discrimination by Cowan, S, Cowan, S

Demand shifts and imperfect competition by Cowan, S, Cowan, S

Third-degree price discrimination and consumer surplus by Cowan, S, Cowan, S

Topics in price cap regulation by Cowan, S, Cowan, Simon

The development of CT urography for investigating haematuria by Cowan, N, N. C. Cowan

The Water Industry. by Cowan, S

Tight Average Revenue Regulation Can Be Worse Than No Regulation. by Cowan, S

Privatization and Regulation of the Water Industry in England and Wales. by Cowan, S

Welfare-increasing third-degree price discrimination by Cowan, S

Trade and Competition Policies for Oligopolies. by Cowan, S

The welfare effects of third-degree price discrimination. by Cowan, S

Network Regulation. by Cowan, S

The welfare effects of third-degree price discrimination with non-linear demand functions. by Cowan, S

The welfare effects of third-degree price discrimination with non-linear demand functions by Cowan, S

A model of third-degree price discrimination with positive welfare effects by Cowan, S

Competition in the Water Industry. by Cowan, S