General Equilibrium with Price-Making Firms

I. Introduction.- Motivation.- Literature.- The present study.- Notational conventions.- II. General Equilibrium with a Monopolistic Sector: Equilibria of Traditional Type.- 1. "True" General Equilibria of Traditional Type.- 2. General Equilibria of Traditional Type When Monopolists Do Not Sell to Each Other.- 3. Monopolists Selling to Each Other.- 4. Concluding Remarks.- List of Assumptions.- III. A New Approach to Monopolistic and Other Noncooperative Equilibria: The Theory of "Convolutions" (Rationality-Preserving Response Functions).- 1. Basic Concepts.- 2. Examples.- 3. A Necessary Condition for Existence of a Convolution.- 4. "Weak" Convolutions and the Sufficiency of the Necessary Conditions.- 5. Other Variants.- 6. Concluding Remarks.- IV. Oligopolistic Economies as Games of Limited Information: Description of Equilibria.- 1. Introduction.- 2. A Small Oligopolistic Economy with Set-Up Costs and Nondecreasing Returns.- 3. A Large Oligopolistic Economy with Each Firm Visualizing a Small Economy: A Concrete Version and an Abstract Generalization.- V. Oligopolistic Economies as Games of Limited Information: Existence of Equilibria.- 1. An Essential Existence Proposition.- 2. Notation and a Mapping Argument for the Basic Existence Proposition.- 3. The Quantities of Goods Required to Produce a Given Final-Good Vector: Existence and Continuity of the Functions g, ?, $$ {\overline f _W} $$.- 4. Zero-Profit Prices for Intermediate Goods: Existence and Continuity of the Function µ.- 5. The Intersection Point of a ?-Curve and the Offer Surface: Existence and Continuity of the Function $$\ell $$.- 6. Summary: the Basic Existence Theorem.- 7. Implications of the Basic Existence Theorem for the Existence of Oligopolistic General Equilibria.- 8. OtherEquilibria.- 9. A Numerical Example of Oligopolistic General Equilibrium.- VI. Conclusion.- References.