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

41

DOWNLOADS
Rank 862

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Top 862

in Total Papers Downloads

35,094

SSRN CITATIONS
Rank 1,196

SSRN RANKINGS

Top 1,196

in Total Papers Citations

582

CROSSREF CITATIONS

441

Scholarly Papers (41)

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 4,017 (2,960)
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 2,820 (5,455)
Citation 78

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

3.
Downloads 2,696 ( 5,861)
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 2,563 (6,249)
Citation 11

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Antitrust

NBER Working Paper No. w12867
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 133 (263,994)
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 2,669 (5,962)
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 2,368 (7,231)
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 1,974 (9,733)
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 1,866 (10,655)
Citation 127

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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 1,850 (10,802)
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 1,405 (16,731)
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 1,206 (20,698)
Citation 4

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Antitrust, competition policy, innovation, mergers, exclusionary conduct

Antitrust and Innovation: Welcoming and Protecting Disruption

NBER Working Paper No. w26005
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 33 (560,490)
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 1,202 (21,140)
Citation 10

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Intellectual property, copyrights, information technology, competition policy

12.
Downloads 1,110 ( 23,795)
Citation 27

Antitrust Limits to Patent Settlements

Number of pages: 42 Posted: 14 Jun 2001
Carl Shapiro
University of California, Berkeley - Haas School of Business
Downloads 1,110 (23,389)
Citation 27

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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 1,024 (26,755)
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 962 (29,267)
Citation 37

Abstract:

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mergers, antitrust, unilateral effects, market definition

15.
Downloads 832 ( 35,808)
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 572 (58,151)
Citation 2

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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 260 (144,504)
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 657 (49,243)

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, University of Leuven and University of Nebraska - College of Law
Downloads 632 (51,871)
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 603 (55,077)
Citation 15

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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 559 (60,581)
Citation 1

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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 376 (97,516)
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 367 (100,249)
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 356 (104,128)
Citation 18

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23.

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 332 (112,185)
Citation 13

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

24.

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 314 (119,101)
Citation 2

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25.

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 301 (124,613)
Citation 4

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Antitrust Enforcement, Monopoly power, Antitrust Law, Digital Markets

26.

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 287 (131,014)

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

27.

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 287 (131,014)
Citation 1

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

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 275 (137,061)
Citation 2

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29.

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 269 (140,126)
Citation 2

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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 228 (164,411)

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patents, innovation, antitrust, standards

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

NBER Working Paper No. w21678
Number of pages: 38 Posted: 02 Nov 2015 Last Revised: 27 Mar 2021
Fiona M. Scott Morton and Carl Shapiro
Yale School of Management and University of California, Berkeley - Haas School of Business
Downloads 22 (633,819)
Citation 5

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31.

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 219 (171,273)

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vertical mergers, antitrust, foreclosure

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 165 (220,677)
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 165 (220,677)
Citation 7

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antitrust, antitrust enforcement, mergers

34.

Foreign Counterfeiting of Status Goods

NBER Working Paper No. w1915
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 147 (243,031)
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 118 (287,401)
Citation 1

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

36.

Counterfeit-Product Trade

NBER Working Paper No. w1876
Number of pages: 45 Posted: 07 Apr 2004 Last Revised: 19 Aug 2010
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 112 (298,023)
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 93 (337,218)

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38.

Dynamic R&D Competition

NBER Working Paper No. w1674
Number of pages: 27 Posted: 12 Apr 2004 Last Revised: 29 Jan 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 71 (395,384)
Citation 6

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39.

Patent Reform: Aligning Reward and Contribution

NBER Working Paper No. w13141
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 (407,832)
Citation 2

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40.

Optimal Dynamic R&D Programs

NBER Working Paper No. w1658
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 38 (521,508)

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41.

Exclusivity in Network Industries

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

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