Problems of Public-Utility Rate Regulation and Fair Return C. O. Ruggles Journal of Political Economy 1924 32(5), 543-566
Discrimination in Public Utility Rates C. O. Ruggles Journal of Political Economy 1924 32(2), 191-206
The Significance of Minimum and Service Charges in Rate-Making for Public Utilities C. O. Ruggles Journal of Political Economy 1924 32(1), 56-67
Rate-Making for Public Utilities. Lamar Lyndon C. O. Ruggles Journal of Political Economy 1924 32(3), 385-388