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

47

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Top 1,321

in Total Papers Downloads

22,850

SSRN CITATIONS
Rank 1,380

SSRN RANKINGS

Top 1,380

in Total Papers Citations

460

CROSSREF CITATIONS

354

Scholarly Papers (47)

1.
Downloads 6,989 ( 931)
Citation 8

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 6,888 (950)
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 101 (286,700)
Citation 2

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2.
Downloads 2,630 ( 5,094)
Citation 6

Patent Trolls: Evidence from Targeted Firms

Harvard Business School Finance Working Paper No. 15-002
Number of pages: 86 Posted: 21 Jun 2018
Lauren Cohen, Umit Gurun and Scott Duke Kominers
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 2,592 (5,118)
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
Lauren Cohen, Umit Gurun and Scott Duke Kominers
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 38 (476,710)

Abstract:

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3.

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

Number of pages: 51 Posted: 01 Nov 2019 Last Revised: 06 Apr 2020
Huaizhi Chen, Lauren Cohen and Umit Gurun
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 1,544 (12,268)

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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 1,060 (21,836)
Citation 43

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

5.
Downloads 1,022 ( 23,061)
Citation 17

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 968 (24,548)
Citation 20

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: 30 Mar 2010
Harvard University - Business School (HBS), Harvard Business School - Finance Unit and Harvard Business School
Downloads 54 (411,295)

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6.
Downloads 907 ( 27,407)
Citation 42

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 791 (32,701)
Citation 42

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 116 (259,763)

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7.
Downloads 802 ( 32,579)
Citation 1

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 789 (32,811)
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 13 (632,169)

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 719 (37,229)
Citation 3

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
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 75 (345,922)

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 (735,614)
Citation 1
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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 769 (34,487)
Citation 34

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 712 (38,294)
Citation 142

Abstract:

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G10, G11, G14

11.
Downloads 632 ( 44,959)

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 367 (87,115)

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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 265 (124,673)

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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 447 (69,609)
Citation 36

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

13.

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 433 (72,338)
Citation 39

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14.

Decoding Inside Information

NBER Working Paper No. w16454
Number of pages: 51 Posted: 18 Oct 2010 Last Revised: 19 Oct 2010
Harvard University - Business School (HBS), Harvard Business School and AQR Capital Management, LLC
Downloads 417 (75,693)
Citation 1

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15.

Internal Deadlines, Drug Approvals, and Safety Problems

Number of pages: 41 Posted: 30 Jul 2019 Last Revised: 20 Feb 2020
Lauren Cohen, Umit 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 320 (102,474)

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Deadline, Adverse effect, FDA, Drug approval

16.

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 310 (105,990)
Citation 5

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Industry window dressing, opportunistic management, discontinuity, favorable industries

17.

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 303 (108,694)
Citation 12

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Government Spending, Customers, Investment, R&D

18.

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

Number of pages: 29 Posted: 27 Dec 2015
Lauren Cohen, Umit Gurun and Scott Duke Kominers
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 292 (113,113)
Citation 2

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Patent trolls, NPEs, PAEs, Innovation, Patents

19.
Downloads 283 (116,943)

Buying the Verdict

Number of pages: 55 Posted: 29 Jun 2017 Last Revised: 09 Feb 2018
Lauren Cohen and Umit Gurun
Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 274 (120,404)

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Litigation, Advertising, Verdict, Jury Influence, Corporate Response

Buying the Verdict

NBER Working Paper No. w24542
Number of pages: 55 Posted: 23 Apr 2018
Lauren Cohen and Umit Gurun
Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 9 (662,385)

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20.

Who Chooses Board Members?

Advances in Financial Economics, Forthcoming
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 254 (130,941)
Citation 4

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corporate directors, executive search firms, governance, SEC regulation

21.

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 237 (140,246)
Citation 3

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Economic links, customers, suppliers, inattention

22.

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
Lauren Cohen, Umit Gurun and Christopher J. Malloy
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard Business School
Downloads 202 (163,311)
Citation 4

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Information networks, trade links, firm behavior

23.

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 192 (171,111)
Citation 1

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Migration, Unions, Dust Bowl, Urban Development

24.

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 172 (188,750)
Citation 1

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25.

Shielded Innovation

Number of pages: 39 Posted: 07 Apr 2016
Lauren Cohen, Umit Gurun and Scott Duke Kominers
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard University
Downloads 168 (192,539)
Citation 4

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Patent Trolls, NPEs, PAEs, Innovation, Patents

26.

Hiring Cheerleaders: Board Appointments of "Independent" Directors

NBER Working Paper No. w14232
Number of pages: 46 Posted: 18 Aug 2008 Last Revised: 14 Apr 2010
Harvard University - Business School (HBS), AQR Capital Management, LLC and Harvard Business School
Downloads 167 (193,512)
Citation 8

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27.

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 163 (197,597)

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Fundamental Indexation, Revenue, Smart Beta

28.

Friends in High Places

NBER Working Paper No. w16437
Number of pages: 57 Posted: 12 Oct 2010
Lauren Cohen and Christopher J. Malloy
Harvard University - Business School (HBS) and Harvard Business School
Downloads 138 (226,604)
Citation 2

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29.

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 100 (286,690)

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Social networks, connections, analysts, directors

30.

Saving Face: A Solution to the Hidden Crisis for Life Insurance Policyholders

Number of pages: 29 Posted: 09 Aug 2018
Institute of Insurance Economics (University of St. Gallen), Harvard University - Business School (HBS), Harvard Business School and UCL Centre for Blockchain Technologies
Downloads 87 (313,350)

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31.

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 82 (324,863)

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Independent directors, appointments, analysts, board members

32.

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

97 Boston University Law Review 1775 (2017)
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 65 (369,811)

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

33.

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 58 (391,482)
Citation 5

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Portfolio Choice, Mutual Funds, Overweight, Fund Flows

34.

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

NBER Working Paper No. w26423
Number of pages: 51 Posted: 06 Nov 2019
Huaizhi Chen, Lauren Cohen and Umit Gurun
University of Notre Dame - Department of Finance, Harvard University - Business School (HBS) and University of Texas at Dallas
Downloads 30 (504,208)
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35.

'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 29 (509,449)
Citation 6

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

36.

Resident Networks and Firm Trade

NBER Working Paper No. w18312
Number of pages: 54 Posted: 18 Aug 2012
Lauren Cohen, Umit Gurun and Christopher J. Malloy
Harvard University - Business School (HBS), University of Texas at Dallas and Harvard Business School
Downloads 21 (556,542)

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37.

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 (575,535)

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

38.

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

39.

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

Abstract:

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40.

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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41.

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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42.

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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43.

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

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44.

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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45.

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

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46.

Miracle Life Inc.

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

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47.

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