Carl Shapiro

University of California, Berkeley - Haas School of Business

545 Student Services Building, #1900

2220 Piedmont Avenue

Berkeley, CA 94720

United States

http://faculty.haas.berkeley.edu

SCHOLARLY PAPERS

42

DOWNLOADS
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Top 912

in Total Papers Downloads

35,866

SSRN CITATIONS
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SSRN RANKINGS

Top 1,190

in Total Papers Citations

582

CROSSREF CITATIONS

442

Scholarly Papers (42)

1.

Patent Holdup and Royalty Stacking

85 Texas Law Review 1991 (2007), Stanford Law and Economics Olin Working Paper No. 324
Number of pages: 59 Posted: 10 Aug 2006 Last Revised: 30 Apr 2020
Mark A. Lemley and Carl Shapiro
Stanford Law School and University of California, Berkeley - Haas School of Business
Downloads 4,055 (3,104)
Citation 24

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2.

Antitrust Evaluation of Horizontal Mergers: An Economic Alternative to Market Definition

Number of pages: 35 Posted: 10 Dec 2008 Last Revised: 22 Feb 2010
Joseph Farrell and Carl Shapiro
University of California, Berkeley - Department of Economics and University of California, Berkeley - Haas School of Business
Downloads 2,898 (5,499)
Citation 78

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mergers, antitrust, unilateral effects, market definition, relevant market

3.
Downloads 2,730 ( 6,073)
Citation 11

Antitrust

Harvard Law and Economics Discussion Paper No. 575
Number of pages: 157 Posted: 06 Feb 2007
Louis Kaplow and Carl Shapiro
Harvard Law School and University of California, Berkeley - Haas School of Business
Downloads 2,586 (6,505)
Citation 11

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Antitrust

Number of pages: 156 Posted: 31 Jan 2007 Last Revised: 28 Feb 2021
Louis Kaplow and Carl Shapiro
Harvard Law School and University of California, Berkeley - Haas School of Business
Downloads 144 (257,315)
Citation 3

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4.

Navigating the Patent Thicket: Cross Licenses, Patent Pools, and Standard-Setting

Number of pages: 34 Posted: 14 Jun 2001
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 2,717 (6,127)
Citation 201

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5.

A Simple Approach to Setting Reasonable Royalties for Standard-Essential Patents

Stanford Public Law Working Paper No. 2243026, 28 Berkeley Technology Law Journal 1135 (2013)
Number of pages: 32 Posted: 02 Apr 2013 Last Revised: 24 Apr 2020
Mark A. Lemley and Carl Shapiro
Stanford Law School and University of California, Berkeley - Haas School of Business
Downloads 2,402 (7,473)
Citation 23

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6.

Scale Economies and Synergies in Horizontal Merger Analysis

UC Berkeley, Center for Competition Policy Working Paper No. CPC00-15
Number of pages: 29 Posted: 18 Feb 2004
Joseph Farrell and Carl Shapiro
University of California, Berkeley - Department of Economics and University of California, Berkeley - Haas School of Business
Downloads 1,988 (10,155)
Citation 55

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Competition, FTC, horizontal merger guidelines, mergers, no-synergies efficiencies, synergy

7.

Probabilistic Patents

Journal of Economic Perspectives, Vol. 19, p. 75, 2005, Stanford Law and Economics Olin Working Paper No. 288
Number of pages: 42 Posted: 23 Jul 2004
Mark A. Lemley and Carl Shapiro
Stanford Law School and University of California, Berkeley - Haas School of Business
Downloads 1,887 (11,047)
Citation 128

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8.

Antitrust Policy: A Century of Economic and Legal Thinking

U of California, Berkeley, Center for Competition Policy Working Paper No. CPC99-09
Number of pages: 28 Posted: 26 Feb 2004
William E. Kovacic and Carl Shapiro
George Washington University - Law School and University of California, Berkeley - Haas School of Business
Downloads 1,866 (11,236)
Citation 30

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Antitrust, Sherman Act

9.

Antitrust in a Time of Populism

Number of pages: 33 Posted: 25 Oct 2017
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 1,459 (16,598)
Citation 42

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Antitrust and Innovation: Welcoming and Protecting Disruption

Number of pages: 52 Posted: 12 Jun 2019
Chief Economist Team, DG Competition, European Commission, Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 1,290 (19,594)
Citation 4

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Antitrust, competition policy, innovation, mergers, exclusionary conduct

Antitrust and Innovation: Welcoming and Protecting Disruption

Number of pages: 53 Posted: 01 Jul 2019 Last Revised: 23 Jul 2021
Chief Economist Team, DG Competition, European Commission, Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 40 (541,890)
Citation 5

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11.

Intellectual Property, Competition, and Information Technology

UC Berkeley Competition Policy Center Working Paper No. CPC04-45
Number of pages: 35 Posted: 13 Apr 2004
Joseph Farrell and Carl Shapiro
University of California, Berkeley - Department of Economics and University of California, Berkeley - Haas School of Business
Downloads 1,212 (21,897)
Citation 10

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Intellectual property, copyrights, information technology, competition policy

12.
Downloads 1,111 ( 24,891)
Citation 28

Antitrust Limits to Patent Settlements

Number of pages: 42 Posted: 14 Jun 2001
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 1,111 (24,486)
Citation 28

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Antitrust Limits to Patent Settlements

Posted: 22 Jul 2003
Carl Shapiro
University of California, Berkeley - Haas School of Business

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13.

Activating Actavis

Antitrust Magazine, Fall 2013, at 16, Columbia Law and Economics Working Paper No. 457
Number of pages: 8 Posted: 30 Aug 2013 Last Revised: 30 Dec 2013
University of California at Berkeley, New York University School of Law, University of Pennsylvania Carey Law School and University of California, Berkeley - Haas School of Business
Downloads 1,030 (27,769)
Citation 14

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antitrust, drugs, FTC, Hatch-Waxman, innovation, patent, Paragraph IV, pay for delay, pharmaceuticals, regulation, reverse payment, settlement

14.

The 2010 Horizontal Merger Guidelines: From Hedgehog to Fox in Forty Years

Number of pages: 56 Posted: 11 Sep 2010
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 969 (30,278)
Citation 37

Abstract:

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mergers, antitrust, unilateral effects, market definition

15.
Downloads 844 ( 36,694)
Citation 8

Reinvigorating Horizontal Merger Enforcement

Number of pages: 48 Posted: 07 Jun 2007 Last Revised: 30 Oct 2007
Jonathan B. Baker and Carl Shapiro
American University - Washington College of Law and University of California, Berkeley - Haas School of Business
Downloads 574 (60,441)
Citation 5

Abstract:

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horizontal mergers, merger enforcement, antitrust, coordinated effects, unilateral effects

Reinvigorating Horizontal Merger Enforcement

Reg-Markets Center Working Paper No. 07-12
Number of pages: 59 Posted: 04 Feb 2008
Jonathan B. Baker and Carl Shapiro
American University - Washington College of Law and University of California, Berkeley - Haas School of Business
Downloads 270 (144,569)
Citation 7

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16.

Reply: Patent Holdup and Royalty Stacking

85 Texas Law Review 2163 (2007), Stanford Law and Economics Olin Working Paper No. 345
Number of pages: 12 Posted: 14 Aug 2007 Last Revised: 30 Apr 2020
Mark A. Lemley and Carl Shapiro
Stanford Law School and University of California, Berkeley - Haas School of Business
Downloads 659 (51,238)

Abstract:

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17.

RAND Patents and Exclusion Orders: Submission of 19 Economics and Law Professors to the International Trade Commission

Santa Clara Univ. Legal Studies Research Paper No. 07-12, UC Berkeley Public Law Research Paper No. 2102865
Number of pages: 13 Posted: 10 Jul 2012
Santa Clara University - School of Law, University of California, Berkeley - Department of Economics, University of California, Berkeley - Haas School of Business, University of Minnesota Law School, Notre Dame Law School, Syracuse University College of Law, Santa Clara University - School of Law, University of California, Irvine School of Law, Pennsylvania State University - Mary Jean and Frank P. Smeal College of Business Administration, Rutgers Law School, University of Utah - S.J. Quinney College of Law, University of Georgia School of Law, Villanova University Charles Widger School of Law, New York University School of Law, University of San Diego School of Law, Duke University School of Law, New York University School of Law, Centre of Excellence GOVTRUST, University of Antwerp, Belgium and University of Nebraska - College of Law
Downloads 653 (51,864)
Citation 1

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18.

Strategic Patent Acquisitions

Number of pages: 30 Posted: 03 Jul 2013 Last Revised: 01 Jan 2015
Fiona M. Scott Morton and Carl Shapiro
Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 607 (56,979)
Citation 15

Abstract:

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patents, innovation, competition

19.

The Role of Antitrust in Preventing Patent Holdup

Stanford Law and Economics Olin Working Paper #554
Number of pages: 40 Posted: 04 Aug 2020 Last Revised: 08 Dec 2020
Carl Shapiro and Mark A. Lemley
University of California, Berkeley - Haas School of Business and Stanford Law School
Downloads 588 (59,347)
Citation 2

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20.

How Antitrust Law Can Make FRAND Commitments More Effective

Stanford Law and Economics Olin Working Paper No. 510
Number of pages: 25 Posted: 27 Nov 2017 Last Revised: 25 Jan 2018
A. Douglas Melamed and Carl Shapiro
Stanford Law School and University of California, Berkeley - Haas School of Business
Downloads 390 (97,404)
Citation 5

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21.

The Actavis Inference: Theory and Practice

Columbia Public Law Research Paper No. 14-459
Number of pages: 51 Posted: 07 Feb 2015 Last Revised: 04 Oct 2015
University of California at Berkeley, New York University School of Law, University of Pennsylvania Carey Law School and University of California, Berkeley - Haas School of Business
Downloads 372 (102,843)
Citation 17

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Actavis, antitrust, drugs, FTC, Hatch-Waxman, innovation, patent, Paragraph IV, pay for delay, pharmaceuticals, regulation, reverse payment, settlement

22.

Protecting Competition in the American Economy: Merger Control, Tech Titans, Labor Markets

Journal of Economic Perspectives, Forthcoming
Number of pages: 23 Posted: 21 Jun 2019
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 367 (104,390)
Citation 18

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23.

Joint Response to the House Judiciary Committee on the State of Antitrust Law and Implications for Protecting Competition in Digital Markets

Howard Law Research Paper
Number of pages: 15 Posted: 02 Jul 2020
American University - Washington College of Law, University of California, Berkeley - Department of Economics, Howard University School of Law, Carnegie Mellon University, Washington Center for Equitable Growth, University of California, Berkeley - Department of Economics, Public Knowledge, Stanford Law School, Massachusetts Institute of Technology (MIT) - Department of Economics, Georgetown University Law Center, Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 352 (109,360)
Citation 4

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Antitrust Enforcement, Monopoly power, Antitrust Law, Digital Markets

24.

Horizontal Mergers, Market Structure, and Burdens of Proof

Yale Law Journal, Vol. 127, p. 1996, 2018, U of Penn, Inst for Law & Econ Research Paper No. 17-42
Number of pages: 30 Posted: 02 Oct 2017 Last Revised: 29 May 2018
Herbert Hovenkamp and Carl Shapiro
University of Pennsylvania Carey Law School and University of California, Berkeley - Haas School of Business
Downloads 337 (114,885)
Citation 13

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mergers, antitrust, structuralism, consumer welfare, prices, output, competition

25.

Recapture, Pass-Through, and Market Definition

Antitrust Law Journal, Vol. 76, No. 3, pp. 585-604, 2010
Number of pages: 20 Posted: 16 May 2010
Joseph Farrell and Carl Shapiro
University of California, Berkeley - Department of Economics and University of California, Berkeley - Haas School of Business
Downloads 319 (121,918)
Citation 3

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26.

Vertical Mergers and Input Foreclosure: Lessons from the AT&T/Time Warner Case

Number of pages: 37 Posted: 16 Mar 2021
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 304 (128,293)

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vertical mergers, antitrust, foreclosure

27.

Final Report of the Berkeley Center for Law & Technology Patent Damages Workshop

Texas Intellectual Property Law Journal, Vol. 25(1), pp. 115-142 (2017). , UC Berkeley Public Law Research Paper No. 2823658
Number of pages: 28 Posted: 16 Aug 2016 Last Revised: 06 Oct 2018
Georgia Institute of Technology - Scheller College of Business, University of California, Berkeley - School of Law, University of California, Berkeley - Haas School of Business and Boston University - Questrom School of Business
Downloads 295 (132,503)

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Patents, Damages, Conjoint Analysis, Reasonable Royalty, Patent Case Management, Expert Witnesses

28.

Property Rules vs. Liability Rules for Patent Infringement

Number of pages: 33 Posted: 05 May 2016
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 291 (134,379)
Citation 2

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29.

The Ftc's Challenge to Intel's Cross-Licensing Practices

UC Berkeley Competition Policy Center Working Paper No. CPC02-29
Number of pages: 27 Posted: 16 Feb 2004
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 289 (135,394)
Citation 1

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Antitrust, Intel, intellectual property, patent infringement, patent thicket, FTC

30.

Actavis and Error Costs: A Reply to Critics

The Antitrust Source, October 2014
Number of pages: 8 Posted: 13 Jun 2014 Last Revised: 27 Oct 2014
University of California at Berkeley, New York University School of Law, University of Pennsylvania Carey Law School and University of California, Berkeley - Haas School of Business
Downloads 275 (142,547)
Citation 3

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antitrust, drugs, FTC, Hatch-Waxman, innovation, patent, Paragraph IV, pay for delay, pharmaceuticals, regulation, reverse payment, settlement

Patent Assertions: Are We Any Closer to Aligning Reward to Contribution?

Number of pages: 37 Posted: 03 Jun 2015
Fiona M. Scott Morton and Carl Shapiro
Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 231 (168,828)

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patents, innovation, antitrust, standards

Patent Assertions: are We Any Closer to Aligning Reward to Contribution?

Number of pages: 38 Posted: 02 Nov 2015 Last Revised: 26 Sep 2021
Fiona M. Scott Morton and Carl Shapiro
Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 23 (648,498)
Citation 5

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32.

The Perils of Armchair Analysis: Evaluating Merger Enforcement During the Obama Administration

Number of pages: 4 Posted: 23 Jul 2012
Jonathan B. Baker and Carl Shapiro
American University - Washington College of Law and University of California, Berkeley - Haas School of Business
Downloads 166 (228,104)
Citation 1

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antitrust, mergers, enforcement

33.

Antitrust Policy During the Clinton Administration

UC Berkeley, Center for Competition Policy Working Paper No. CPC01-22
Number of pages: 75 Posted: 21 Feb 2004
Carl Shapiro and Robert E. Litan
University of California, Berkeley - Haas School of Business and Council on Foreign Relations (CFR) - Council on Foreign Relations- Washington D.C.
Downloads 166 (228,104)
Citation 7

Abstract:

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antitrust, antitrust enforcement, mergers

34.

Foreign Counterfeiting of Status Goods

Number of pages: 31 Posted: 03 May 2004 Last Revised: 28 Mar 2021
Gene M. Grossman and Carl Shapiro
Princeton University - Princeton School of Public and International Affairs and University of California, Berkeley - Haas School of Business
Downloads 152 (245,581)
Citation 4

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35.

Whither Antitrust Enforcement in the Trump Administration?

February 2017 Antitrust Source 1
Number of pages: 21 Posted: 09 Dec 2016 Last Revised: 25 Feb 2017
Steven C. Salop and Carl Shapiro
Georgetown University Law Center and University of California, Berkeley - Haas School of Business
Downloads 122 (291,172)
Citation 1

Abstract:

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Antitrust, Antitrust Law, Antitrust Policy, Antitrust Enforcement, Competition Policy

36.

Counterfeit-Product Trade

Number of pages: 45 Posted: 07 Apr 2004 Last Revised: 19 Aug 2021
Gene M. Grossman and Carl Shapiro
Princeton University - Princeton School of Public and International Affairs and University of California, Berkeley - Haas School of Business
Downloads 115 (303,672)
Citation 2

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37.

Judicial Response to the 2010 Horizontal Merger Guidelines

Number of pages: 25 Posted: 01 Feb 2021
Carl Shapiro and Howard A. Shelanski
University of California, Berkeley - Haas School of Business and Georgetown University
Downloads 111 (311,339)

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38.

Dynamic R&D Competition

Number of pages: 27 Posted: 12 Apr 2004 Last Revised: 31 Jul 2021
Gene M. Grossman and Carl Shapiro
Princeton University - Princeton School of Public and International Affairs and University of California, Berkeley - Haas School of Business
Downloads 73 (403,926)
Citation 7

Abstract:

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39.

Patent Reform: Aligning Reward and Contribution

Number of pages: 48 Posted: 27 Jun 2007 Last Revised: 30 May 2021
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 67 (423,008)
Citation 2

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40.

Optimal Dynamic R&D Programs

Number of pages: 35 Posted: 19 Jun 2004 Last Revised: 04 Apr 2015
Gene M. Grossman and Carl Shapiro
Princeton University - Princeton School of Public and International Affairs and University of California, Berkeley - Haas School of Business
Downloads 39 (535,571)

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41.

On the Misuse of Regressions of Price on the Hhi in Merger Review

Number of pages: 10
Georgetown University - Robert Emmett McDonough School of Business, Yale University - Department of Economics, Yale School of Management, American University - Washington College of Law, Stanford Graduate School of BusinessStanford University - Department of Economics, Carnegie Mellon University, University of California, Berkeley, Cornell University - Law School, University of Maryland - Department of Economics, George Mason University - Antonin Scalia Law School, University of Michigan at Ann Arbor - Stephen M. Ross School of Business, University of Michigan, Duke University - Fuqua School of Business, Economics Group, Georgetown University - Department of Strategy/Economics/Ethics/Public Policy, Northwestern University - Department of Economics, Harvard University, Massachusetts Institute of Technology (MIT) - Department of Economics, University of California at Berkeley - School of Law, Georgetown University Law Center, Georgetown University, Yale School of Management, University of California, Berkeley - Haas School of Business, Georgetown University, University of Texas at Austin - Department of Economics and University of Maryland - Department of Economics
Downloads 5

Abstract:

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mergers, antitrust, regressions of price on HHI

42.

Exclusivity in Network Industries

Posted: 08 Dec 1998
Carl Shapiro
University of California, Berkeley - Haas School of Business

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