:,. : .'. .. ':j. ..... ",. " ~ . ' ........ '-" ,,';., f ~ l f I t r" ,". r ;~. ,.'. ;;' ,':' '~~~·"·r., ..... ' FEDERAL TRADE COMMISSION DAVID CLANTON, Acting Chairman PAUL RAND DIXON, Commissioner MICHAEL PERTSCHUK, Commissioner PATRICIA P. BAILEY, Commissioner ... . BUREAU OF ECONOMICS ---. ~ MICHAEL P. LYNCH, Acting Director RONALD S. BOND, Deputy Director for Management and Operations JOHN PETERMAN, Deputy Director for Policy JOHN C. HILKE, Assistant to the Director KEITH B. ANDERSON, Assistant Director for Industry Analysis JOHN P. BROWN, Assistant Director for Consumer Protection DOUGLAS C. DOBSON, Assistant Director for Economic Evidence WILLIAM H. SPRUNK, Assistant Director for Financial Statistics The report of the proceedings does not necessarily represent the views of the Commission or any individual commissioner. STRATEGY, PREDATION, AND ANTITRUST ANALYSIS . -.- . ~.- edited by Steven C. Salop '~. FEDERAL TRADE COMMISSION BUREAU OF ECONOMICS BUREAU OF COMPETITION September 1981 A C K NOW LED G MEN T S This volume contains the proceedings of a conference held at the Federal Trade Commission. As with any bureaucratic endeavor, both the conference and the preparatio~ of this volume were team efforts •. The efforts of Cary Hoagland, Dianne Jones, Kenneth Leyba, Dorothy Tingen, Walter Wujcik, and Betsy Zichterman in the Bureau of Economics Word Processing Center are greatly appreciated •. William Cornanor, Jack Kirkwood, and Robert Lande provided continuing aid and support. Without Pat Cahill, the conference would not have functioned at all. Without Mark Fratrik, this volume would have remained an "ongoing project" forever. --scs-- A B LEO F CON TEN T S ~T Page Introduction--Steven C. Salop 1 I. BACKGROUND AND OVERVIEW 43 Competition, Entry, and Antitrust Policy 45 A. Michael Spence Comments William S. Comanor 89 W. J. Lie be Ie r 95 Current Legal Standards of Predation 101 James D. Hurwitz ·William E. Kovacic Thomas A. Sheehan III Robert H. Lande A Confused Lawyer's Guide to the Predatory 155 Pricing Literature George A. Hay II. APPLICATIONS TO ANTITRUST ANALYSIS 203 J Patents, Sleeping Patents, and Entry Deterrence 205 Richard J. Gilbert Comments Richard Craswe11 271 F. M. Scherer 287 Rejoinder 295 Richard J. Gilbert TAB LEO F CON TEN T S Page ;€' ,: An Economic Definition of Predatory Product 301 .... Innovation Janusz A. Ordover Robert D. Willig • r., . _.-. Comments David T. Scheffman 397 Frank H. Easterbrook 415 III. NEW TOOLS FOR STRATEGIC ANALYSIS 4-4.7 Strategic Interaction: Some Lessons from Industry 449 Histories for Theory and Antitrust Policy Michael E. Porter Comments Robert D. Stoner 507 Lawrence A. Sullivan 511 of Industrial Organization as 523 Theor~es Explanations of ,Experimental Market Behavior Charles Plott Comments Vernon L. Smith 579 John B. Kirkwood 605 IV. ROUNDTABLE DISCUSSION 623 Participants George Hay Paul Joskow Alvin Klevorick Janusz Ordover Frank Easterbrook Josh Greenberg APPENDIX 709 Du Pont Decision STRATEGY, AND ANTITRUST ANALYSIS: AN INTRODUCTION PREDAT~ON, Steven C. Salopl . "',.- . ---. The mainstream of industrial organization economics has begun to deal explicitly with dynamic interdependencies among oligopo~ listic sellers. Traditional analysis focused on oligopolistic interaction at a single moment of time among sellers who ignored the responses of rivals. Sellers are now more often 'viewed as sophisticated business strategists who take into .account rivals' likely responses when evaluating alternative courses of-' action and who formulate tactics contingent on the dynamics of competitive forces in the marketplace. Economists' increased sophistication is reflected in their greater reliance' on dynamic models developed by mathematical game theorists and the greater attention paid to the logical consistency of their analysis. 1 Visiting Professor of Economics and Law, Georgetown University Law Center, and Associate Director of Special Projects at the FTC at the time of the conference. I would like to thank Richard Craswe1l, Frank Mark Fratrik, Judith Gelman, David Easterbrook~ Scheffman, Robert Pitofsky, and Torn Sullivan for helpful comments and conversations. I have also benefited from reading Oliver Williamson's interesting papers, "Wage Rates as a Barrier to Entry: The Pennington Case," 82 Q. J. Econ. 85 (1968) and "Antitrust Enforcement: Where It's Been, Where It's Going," University of Pennsylvania discussion paper (May 1981), as well as James V. Delong's "The Role, If Any, of Economics in Antitrust Enforcement," Southwestern Law Review (forthcoming). ·~. This new "strategic" approach has important implications for antitrust because it is more sophisticated and complete. For 2 example, in contrast to the old "structuralist" approach of Bain and his follower.s, detailed modeling of oligopoly conduct changes the focus of antitrust rules. Under strategic analysis, the existence of barriers to entry is viewed as a necessary, but not • r., . ---. sufficient, first step to finding competitive injury. Once this structural "first tier" is passed, "second tier" analysis of the competitive and welfare implications of ·the questioned conduct must be undertaken. 3 On the other hand, the existence of pro- competitive "efficiencies" is not conside'red a sufficient , defense4 but rather must be balanced against any co.mpetitive harms uncovered. Thus, this new approach is hostile to Eer se rules. At the same time, economists are beginning to understand the demands of the Rule of Reason--that it be "focused on the challenged restt~int's impact' on competitive conditions. "5 Development of simple tests based on observable conduct is rising toward the top of many industrial economists' agendas. 2 J. Bain, Industrial Organization (1959). 3 This division into two tiers is developed in P. Joskow and A. Klevorick, "A Framework for Analyzing Predatory Pricing Pol icy , 89 Ya 1 e L. J. 213 (19 7 9) • II 4 Cf. R. Posner, "The Next Step in the Antitrust Treatment of Restricted Dlstribution: Per Se Legality," 48 U. Chi. L. Rev. 6 (1980). 5 National Society of Professional Engineers v. United States, 435 U.S. 688. -2- The new approach permits analysis of some issues that were too complex or too subtle to be handled with Ie"s5 sophlsticated· tools. As this volume illustrates, economists are now developing a framework to evaluate strategies involving firms which interact in multiple markets. Study of the "institutional" structure of the marketplace is also beginning, thus permitting a finer under standing of possible "plus" factors thA't "mTght improve oligopo-. lists' chances of successful consciously parallel conduct. It is important that antitrust enforcement agencies keep abreast of the latest developments in economic analysis. Because of the likely importance of this new analysis, the s~rategic Bureaus of Economics and Competition jointly sponsored a staff seminar on these new developments. The conference was held on June 5 and 6, 1980. The primary purposes of the conference were (1) to report to staff attorneys and economists on the "strategic" approach, (2) to provide academic researchers with an opportunity to hear practicing litigators react to their work, and (3) to facilitate further research, both at academic institutions and at the FTC, into the theory and practical application of strategic antitrust analysis. This volume contains the proceedings of that conference plus some added contributions included for completeness. The seven ::;.: papers presented at the conference provide the background and theory underlying strategic antitrust analysis, applications of that analysis to some specific antitrust problems, and some new -3- tools to carry out the analysis, as well as discussion and commentary on the theoretical and practical impl'ications of the approach. These papers were prepared by some of the leading researchers in their respective specialties. Commentary was provided by a diverse group of legal and economic researchers and 6 practitioners. • ~ •.• -#- OVERVIEW The volume is organized into four main,sections: Background and Overview, Applications to Antitrust Analysis, New Tools for Strategic Analysis, and Roundtable Discussion. In the first section, the paper by A. Michael Spence places the concepts of entry deterrence and predation into the larger context of strategic marketplace competition. Earlier research by Spence on entry,deterrence represents an important focal point for strategic analysis~7 In the paper presented at the conference, he provides r(':- '\~. a useful map of the field, . including the relationship of research into practices to experience curve analysis and inter- predat~ry national competition. He also emphasizes the limitations of antitrust in regulating strategic competition. The commentaries by William Comanor and Wesley Liebeler nicely complement Spence's analysis. To Comanor, Spence1s analysis "lends credence" to the 6 Richard Craswell's commentary was prepared after the confer ence. The comments given at the conference by Bruce Owen and Robert Reich were not prepared for publication. 7 A. M. Spence, "Entry, Investment and Oligopolistic Pricing," 8 Bell J. Econ. 534 (1977). -4-
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