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RATE OF RETURN REGULATION AND THE MULTIPRODUCT
ENTRY INTO A REGULATED MARKET
k ENTRY AND ECONOMIC EFFICIENCY
4 other sections not shown
A-J firm allowed rate analog channels Appendix assumed Averch-Johnson behavioral assumption Bell System binding capital changes concave constrained surplus consumer surplus cross elastic decision variables demand schedules dk/da Doctor of Philosophy dominant firm behavior dT/da economic efficiency entrant to survive entry is allowed entry occurs Equation equilibrium examine example follows i=l Xi increase independent inverse demand Lagrange multiplier load factor cost marginal revenue monopolistically competitive multiplexing multiproduct firm number of entrants output parallel shift demand partial derivatives price constraint price vectors product firm production function profit maximizing prospective entrants quantity Cournot rate of return reaction regulated firm return constraint run marginal cost shift demand structure short run marginal sign is ambiguous single product substitutes Table total cost total surplus two-product firm variable cost function Variation xi xi xlxl