Lauren Cohen

Harvard University - Business School (HBS)

L.E. Simmons Chaired Professor of Business Administration

Rock Center 321

Soldiers Field

Boston, MA 02163

United States

http://www.people.hbs.edu/lcohen

National Bureau of Economic Research (NBER)

Research Associate

1050 Massachusetts Avenue

Cambridge, MA 02138

United States

SCHOLARLY PAPERS

49

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Top 1,258

in Total Papers Downloads

26,700

SSRN CITATIONS
Rank 1,089

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Top 1,089

in Total Papers Citations

728

CROSSREF CITATIONS

362

Scholarly Papers (49)

1.
Downloads 8,065 ( 854)
Citation 30

Lazy Prices

2019 Academic Research Colloquium for Financial Planning and Related Disciplines
Number of pages: 90 Posted: 14 Aug 2010 Last Revised: 28 Mar 2019
Harvard University - Business School (HBS), Harvard Business School and DePaul University
Downloads 7,948 (872)
Citation 4

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Information, predictable returns, annual reports, inattention, lazy investors

Lazy Prices

NBER Working Paper No. w25084
Number of pages: 90 Posted: 24 Sep 2018
Harvard University - Business School (HBS), Harvard Business School and DePaul University
Downloads 117 (287,964)
Citation 5

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2.
Downloads 2,771 ( 5,519)
Citation 10

Patent Trolls: Evidence from Targeted Firms

Harvard Business School Finance Working Paper No. 15-002
Number of pages: 86 Posted: 21 Jun 2018
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 2,731 (5,562)
Citation 8

Abstract:

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Patent trolls, NPEs, PAEs, Innovation, Patents

Patent Trolls: Evidence from Targeted Firms

NBER Working Paper No. w20322
Number of pages: 70 Posted: 11 Aug 2014 Last Revised: 01 Jul 2015
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 40 (518,330)

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3.

Don’t Take Their Word For It: The Misclassification of Bond Mutual Funds

Number of pages: 65 Posted: 01 Nov 2019 Last Revised: 11 Aug 2020
Huaizhi Chen, Lauren Cohen and Umit G. Gurun
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 1,945 (9,827)
Citation 1

Abstract:

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Misclassification, Rating, Fund flow, Fixed income, Mutual Fund

4.

Complicated Firms

AFA 2011 Denver Meetings Paper
Number of pages: 49 Posted: 15 Mar 2010 Last Revised: 19 Apr 2016
Lauren Cohen and Dong Lou
Harvard University - Business School (HBS) and London School of Economics & Political Science (LSE)
Downloads 1,198 (20,996)
Citation 59

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Complicated trades, return predictability, stand alone, conglomerate, market frictions

5.
Downloads 1,080 ( 24,491)
Citation 29

Do Powerful Politicians Cause Corporate Downsizing?

Number of pages: 59 Posted: 30 Jun 2009 Last Revised: 05 Apr 2016
Harvard University - Business School (HBS), Harvard Business School - Finance Unit and Harvard Business School
Downloads 1,015 (26,372)
Citation 27

Abstract:

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government spending, seniority, corporate behavior, investment, earmarks

Do Powerful Politicians Cause Corporate Downsizing?

NBER Working Paper No. w15839
Number of pages: 47 Posted: 29 Mar 2010 Last Revised: 12 Apr 2021
Harvard University - Business School (HBS), Harvard Business School - Finance Unit and Harvard Business School
Downloads 65 (415,914)
Citation 1

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6.
Downloads 980 ( 28,142)
Citation 69

Sell Side School Ties

Harvard Business School Finance Working Paper No. 08-074
Number of pages: 39 Posted: 20 Feb 2008 Last Revised: 08 Apr 2016
Harvard University - Business School (HBS), AQR Capital Management, LLC and Harvard Business School
Downloads 852 (33,750)
Citation 69

Abstract:

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Social networks, connections, analysts, directors

Sell Side School Ties

NBER Working Paper No. w13973
Number of pages: 45 Posted: 12 May 2008 Last Revised: 07 Sep 2010
AQR Capital Management, LLC, Harvard Business School and Harvard University - Business School (HBS)
Downloads 128 (269,253)

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7.
Downloads 970 ( 28,565)
Citation 16

IQ from IP: Simplifying Search in Portfolio Choice

8th Miami Behavioral Finance Conference 2017
Number of pages: 56 Posted: 18 Sep 2017 Last Revised: 20 Apr 2019
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS), University of Texas at Dallas, London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 949 (29,047)
Citation 1

Abstract:

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Tracked trades, Return predictability, Institutional trading, Insider trading

IQ from Ip: Simplifying Search in Portfolio Choice

NBER Working Paper No. w24801
Number of pages: 56 Posted: 16 Jul 2018 Last Revised: 24 Jul 2018
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS), University of Texas at Dallas, London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 21 (635,527)
Citation 15

Abstract:

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Playing Favorites: How Firms Prevent the Revelation of Bad News

Number of pages: 74 Posted: 13 Aug 2014 Last Revised: 24 Mar 2019
Lauren Cohen, Dong Lou and Christopher J. Malloy
Harvard University - Business School (HBS), London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 832 (34,921)
Citation 2

Abstract:

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information, strategic release, firms, asset pricing, conference calls

Playing Favorites: How Firms Prevent the Revelation of Bad News

NBER Working Paper No. w19429
Number of pages: 61 Posted: 14 Sep 2013 Last Revised: 01 Feb 2021
Lauren Cohen, Dong Lou and Christopher J. Malloy
Harvard University - Business School (HBS), London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 87 (351,411)

Abstract:

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Playing Favorites: How Firms Prevent the Revelation of Bad News

CEPR Discussion Paper No. DP12302
Number of pages: 54 Posted: 20 Sep 2017
Lauren Cohen, Dong Lou and Christopher J. Malloy
Harvard University - Business School (HBS), London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 1 (806,699)
Citation 3
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9.

Supply and Demand Shifts in the Shorting Market

EFA 2005 Moscow Meetings Paper
Number of pages: 49 Posted: 08 Jul 2005 Last Revised: 05 Apr 2016
Harvard Business School, Independent and Harvard University - Business School (HBS)
Downloads 817 (36,283)
Citation 47

Abstract:

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Short selling, stock lending, short sale constraints

10.

Economic Links and Predictable Returns

Number of pages: 46 Posted: 06 Apr 2016
Lauren Cohen and Andrea Frazzini
Harvard University - Business School (HBS) and AQR Capital Management, LLC
Downloads 793 (37,852)
Citation 170

Abstract:

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G10, G11, G14

11.
Downloads 645 ( 49,953)

Cloaked Trading

Journal of Investment Consulting, Vol. 17, No. 2, 2016
Number of pages: 15 Posted: 20 Jan 2017 Last Revised: 28 Jan 2017
Lauren Cohen, Dong Lou and Christopher J. Malloy
Harvard University - Business School (HBS), London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 376 (95,799)

Abstract:

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Strategic Trading, Information, Asset Management, Investment

Cloaked Trading

Journal of Investment Consulting, Vol. 17, No. 2, p. 69-80, 2016
Number of pages: 15 Posted: 07 Feb 2017
Lauren Cohen, Dong Lou and Christopher J. Malloy
Harvard University - Business School (HBS), London School of Economics & Political Science (LSE) and Harvard Business School
Downloads 269 (138,134)

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12.

Misvaluing Innovation

AFA 2012 Chicago Meetings Paper
Number of pages: 56 Posted: 15 Mar 2011 Last Revised: 19 Apr 2016
Harvard University - Business School (HBS), Independent and Harvard Business School
Downloads 547 (61,632)
Citation 36

Abstract:

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Innovation, track records, return predictability, patents, asset pricing

13.

Decoding Inside Information

NBER Working Paper No. w16454
Number of pages: 51 Posted: 18 Oct 2010 Last Revised: 18 Jun 2021
Harvard University - Business School (HBS), Harvard Business School and AQR Capital Management, LLC
Downloads 533 (63,587)
Citation 23

Abstract:

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The ESG - Innovation Disconnect: Evidence from Green Patenting

European Corporate Governance Institute – Finance Working Paper No. 744/2021
Number of pages: 46 Posted: 11 Jan 2021 Last Revised: 30 Mar 2021
Lauren Cohen, Umit G. Gurun and Quoc Nguyen
Harvard University - Business School (HBS), University of Texas at Dallas and DePaul University
Downloads 512 (66,152)

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ESG investment, green patents, innovation, energy sector, sustainable investing, ESG ratings, Fund flows.

The Esg-Innovation Disconnect: Evidence from Green Patenting

NBER Working Paper No. w27990
Number of pages: 40 Posted: 27 Oct 2020
Lauren Cohen, Umit G. Gurun and Quoc H. Nguyen
Harvard University - Business School (HBS), University of Texas at Dallas and Driehaus College of Business
Downloads 8 (739,363)
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Internal Deadlines, Drug Approvals, and Safety Problems

Number of pages: 43 Posted: 30 Jul 2019 Last Revised: 15 Sep 2020
Lauren Cohen, Umit G. Gurun and Danielle Li
Harvard University - Business School (HBS), University of Texas at Dallas and Massachusetts Institute of Technology (MIT) - Sloan School of Management
Downloads 516 (65,508)

Abstract:

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Deadline, Adverse effect, FDA, Drug approval

Internal Deadlines, Drug Approvals, and Safety Problems

NBER Working Paper No. w28071
Number of pages: 44 Posted: 16 Nov 2020 Last Revised: 20 Jun 2021
Lauren Cohen, Umit G. Gurun and Danielle Li
Harvard University - Business School (HBS), University of Texas at Dallas and Massachusetts Institute of Technology (MIT) - Sloan School of Management
Downloads 3 (782,449)
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16.

The Small World of Investing: Board Connections and Mutual Fund Returns

NBER Working Paper No. w13121
Number of pages: 55 Posted: 27 Jun 2007 Last Revised: 15 Aug 2007
AQR Capital Management, LLC, Harvard Business School and Harvard University - Business School (HBS)
Downloads 474 (73,563)
Citation 74

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17.
Downloads 393 ( 91,718)

Buying the Verdict

Number of pages: 54 Posted: 29 Jun 2017 Last Revised: 10 May 2021
Lauren Cohen and Umit G. Gurun
Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 375 (96,106)

Abstract:

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Firm strategic behavior, Litigation, Strategic advertising

Buying the Verdict

NBER Working Paper No. w24542
Number of pages: 55 Posted: 23 Apr 2018
Lauren Cohen and Umit G. Gurun
Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 18 (658,316)

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18.

Mini West Virginias: Corporations as Government Dependents

Number of pages: 34 Posted: 07 Apr 2016
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School
Downloads 351 (104,372)
Citation 19

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Government Spending, Customers, Investment, R&D

19.

Industry Window Dressing

Number of pages: 78 Posted: 06 Apr 2016
Huaizhi Chen, Lauren Cohen and Dong Lou
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and London School of Economics & Political Science (LSE)
Downloads 336 (109,609)
Citation 6

Abstract:

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Industry window dressing, opportunistic management, discontinuity, favorable industries

20.

Empirical Evidence on the Behavior and Impact of Patent Trolls: A Survey

Number of pages: 29 Posted: 27 Dec 2015
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 326 (113,326)
Citation 4

Abstract:

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Patent trolls, NPEs, PAEs, Innovation, Patents

21.

Who Chooses Board Members?

Advances in Financial Economics, Forthcoming, FIRN Research Paper
Number of pages: 39 Posted: 11 Aug 2013 Last Revised: 05 Apr 2016
Ali C. Akyol and Lauren Cohen
University of Ottawa and Harvard University - Business School (HBS)
Downloads 270 (138,292)
Citation 6

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corporate directors, executive search firms, governance, SEC regulation

22.

Economic Links and Predictable Returns Appendix

Number of pages: 13 Posted: 08 Apr 2016
Lauren Cohen and Andrea Frazzini
Harvard University - Business School (HBS) and AQR Capital Management, LLC
Downloads 253 (147,687)
Citation 4

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Economic links, customers, suppliers, inattention

23.

Resident Networks and Corporate Connections: Evidence from World War II Internment Camps

Number of pages: 80 Posted: 21 Dec 2013 Last Revised: 24 Nov 2016
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard Business School
Downloads 224 (166,128)
Citation 6

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Information networks, trade links, firm behavior

24.

The Impact of Forced Migration on Modern Cities: Evidence from 1930s Crop Failures

Number of pages: 95 Posted: 25 Apr 2016 Last Revised: 27 Nov 2016
Harvard University - Business School (HBS), Harvard Business School and DePaul University
Downloads 214 (173,417)
Citation 2

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Migration, Unions, Dust Bowl, Urban Development

25.

Shielded Innovation

Number of pages: 39 Posted: 07 Apr 2016
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 194 (189,887)
Citation 6

Abstract:

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Patent Trolls, NPEs, PAEs, Innovation, Patents

26.

Legislating Stock Prices

NBER Working Paper No. w18291
Number of pages: 52 Posted: 10 Aug 2012
Harvard University - Business School (HBS), Independent and Harvard Business School
Downloads 193 (190,774)
Citation 4

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27.

Hiring Cheerleaders: Board Appointments of "Independent" Directors

NBER Working Paper No. w14232
Number of pages: 46 Posted: 18 Aug 2008 Last Revised: 23 May 2021
Harvard University - Business School (HBS), AQR Capital Management, LLC and Harvard Business School
Downloads 182 (201,022)
Citation 8

Abstract:

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28.

Revisiting Fundamental Indexation: A Deep Dive into Revenue

Number of pages: 33 Posted: 14 Mar 2019
Harvard University - Business School (HBS), OppenheimerFunds, Harvard Business School and OppenheimerFunds
Downloads 173 (209,989)

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Fundamental Indexation, Revenue, Smart Beta

29.

Friends in High Places

NBER Working Paper No. w16437
Number of pages: 57 Posted: 12 Oct 2010 Last Revised: 31 May 2021
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School
Downloads 158 (226,851)
Citation 13

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30.

Too Many Managers: Strategic Use of Titles to Avoid Overtime Payments

Number of pages: 59 Posted: 11 Jan 2021
Lauren Cohen, Umit G. Gurun and N. Bugra Ozel
Harvard University - Business School (HBS), University of Texas at Dallas and University of Texas at Dallas
Downloads 136 (256,283)

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Manager Titles, Overtime, Strategic Use

31.

Sell Side School Ties: Internet Appendix

Number of pages: 20 Posted: 08 Apr 2016
Harvard University - Business School (HBS), AQR Capital Management, LLC and Harvard Business School
Downloads 108 (302,935)

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Social networks, connections, analysts, directors

32.

Management Science Online Appendix Tables: Hiring Cheerleaders: Board Appointments of 'Independent' Directors

Number of pages: 10 Posted: 08 Apr 2016
Harvard University - Business School (HBS), AQR Capital Management, LLC and Harvard Business School
Downloads 87 (348,390)

Abstract:

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Independent directors, appointments, analysts, board members

Don't Take Their Word For It: The Misclassification of Bond Mutual Funds

Proceedings of Paris December 2020 Finance Meeting EUROFIDAI - ESSEC
Number of pages: 51 Posted: 15 Oct 2020
Huaizhi Chen, Lauren Cohen and Umit G. Gurun
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 55 (452,574)
Citation 1

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Don't Take Their Word for it: The Misclassification of Bond Mutual Funds

NBER Working Paper No. w26423
Number of pages: 65 Posted: 06 Nov 2019 Last Revised: 14 Mar 2021
Huaizhi Chen, Lauren Cohen and Umit G. Gurun
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 30 (573,149)
Citation 1
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34.

'Troll' Check? A Proposal for Administrative Review of Patent Litigation

97 Boston University Law Review 1775 (2017), U of Texas Law, Law and Econ Research Paper E576
Number of pages: 68 Posted: 15 Nov 2017 Last Revised: 20 Dec 2017
Harvard University - Business School (HBS), University of Texas at Austin - School of Law, University of Texas at Dallas and Harvard University
Downloads 77 (374,563)

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Patents, Patent Trolls, Patent Litigation Review Board, Opportunistic Patent Litigation

35.

Attracting Flows by Attracting Big Clients

Journal of Finance, Forthcoming
Number of pages: 44 Posted: 14 Nov 2008 Last Revised: 19 Apr 2016
Lauren Cohen and Breno Schmidt
Harvard University - Business School (HBS) and Emory University - Goizueta Business School
Downloads 72 (388,818)
Citation 7

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Portfolio Choice, Mutual Funds, Overweight, Fund Flows

36.

'Troll' Check? A Proposal for Administrative Review of Patent Litigation - Online Appendix

Number of pages: 14 Posted: 25 Sep 2017
Harvard University - Business School (HBS), University of Texas at Austin - School of Law, University of Texas at Dallas and Harvard University
Downloads 31 (552,821)
Citation 6

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Patents, Patent Trolls, Patent Litigation Review Board, Opportunistic Patent Litigation

37.

Resident Networks and Firm Trade

NBER Working Paper No. w18312
Number of pages: 54 Posted: 18 Aug 2012
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard Business School
Downloads 25 (588,819)

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38.

Internet Appendix for Attracting Flows by Attracting Big Clients

Number of pages: 11 Posted: 10 Apr 2016
Lauren Cohen and Breno Schmidt
Harvard University - Business School (HBS) and Emory University - Goizueta Business School
Downloads 18 (636,211)

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Mutual Funds, Conflicts of Interest, Portfolio Choice, Retirement Savings

39.

Calling All Issuers: The Market for Debt Monitoring

Number of pages: 54 Posted: 03 Jun 2021
Huaizhi Chen, Lauren Cohen and Weiling Liu
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and Northeastern University
Downloads 17 (643,106)

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Monitoring, State and Local Borrowing, Underwriters, Government Financing.

40.

Shorting Demand and Predictability of Returns

Journal of Investment Management; 2009 1st Quarter, Vol. 7 Issue 1, p36-52
Posted: 28 May 2016
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

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Stocks, Marketing, Returns on Sales, Loans, Demand (Economic Theory), Economic Forecasting, Loan Servicing -- Costs, Securities, Supply & Demand

41.

Introduction to Short Selling

Harvard Business School Finance Case No. 212-079
Posted: 08 May 2012
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

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42.

Dimensional Fund Advisors (DFA)'s Entry into the Retirement Market

Harvard Business School Finance Case No. 212-068
Posted: 08 May 2012
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

Abstract:

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43.

Business Intelligence Advisors (BIA), Inc.: Finding the Hidden Meaning in Corporate Disclosures

Harvard Business School Finance Case No. 212-031
Posted: 02 Mar 2012
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

Abstract:

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44.

AQR's Momentum Funds (B)

Harvard Business School Finance Case No. 211-075
Posted: 01 Mar 2012
Brandeis International Business School, Harvard Business School, Harvard University - Business School (HBS) and Harvard Business School - Finance Unit

Abstract:

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45.

AQR's Momentum Funds

Harvard Business School Finance Case No. 211-025
Posted: 10 Feb 2012
Brandeis International Business School, Harvard University - Business School (HBS), Harvard Business School - Finance Unit and Harvard Business School

Abstract:

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46.

AQR's Delta Strategy (A)

Harvard Business School Finance Case No. 212-038
Posted: 05 Feb 2012
Brandeis International Business School, Harvard University - Business School (HBS), Harvard Business School - Finance Unit and Harvard Business School

Abstract:

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47.

Quadriserv and the Short Selling Market

Harvard Business School Finance Case No. 212-021
Posted: 02 Feb 2012
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

Abstract:

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48.

Miracle Life Inc.

HBS Case No. 210-039, Harvard Business School Finance Unit
Posted: 01 May 2010
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School

Abstract:

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49.

Loyalty-Based Portfolio Choice

The Review of Financial Studies, Vol. 22, No. 3, pp. 1213-1245, 2009
Posted: 17 Mar 2009
Lauren Cohen
Harvard University - Business School (HBS)

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D31, J26, J32