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Josh Lerner
Josh Lerner is the Jacob H. Schiff Professor at Harvard Business School and Co-Director of the HBS Private Capital Project. Much of his research focuses on venture capital and private equity organizations and innovation policy. He has been recently recognized as among the forty most influential economists worldwide by ScholarGPS and research.com. He has co-directed the National Bureau of...
Faculty
Josh Baron
Dr. Josh Baron is a Senior Lecturer of Business Administration at Harvard Business School and a part of the Strategy Unit. In the MBA program, he teaches in the Required Core Strategy course as well as elective courses on Ownership and Leading a Family Business. He also teaches in several executive education programs, including Owner/President Management, Family Office Wealth Management, and...
- May 2025
- Article
The Diffusion of New Technologies
By: Aakash Kalyani, Marcela Carvalho, Nicholas Bloom, Tarek Hassan, Josh Lerner and Ahmed Tahoun
We identify phrases associated with novel technologies using textual analysis of patents,
job postings, and earnings calls, enabling us to identify four stylized facts on the diffusion of jobs
relating to new technologies. First, the development of economically... View Details
- 2024
- Working Paper
Case Studies of the Emulation of Chinese Entrepreneurial Business Models
By: Josh Lerner, Junxi Liu, Jacob Moscona and David Yang
This working paper presents four short case studies of emerging market businesses whose founders emulated Chinese firms. These examples are part of a more systematic pattern, documented extensively in Lerner et al. (2024), in which businesses developed in China were... View Details
- July 2024
- Teaching Note
The Israeli Innovation Authority: Decision-Making in a Time of Uncertainty
By: Shai Bernstein, Josh Lerner and Sabrina T. Howell
Teaching Note for HBS Case No. 824-198. View Details
- April 2024 (Revised August 2024)
- Case
The Israeli Innovation Authority: Decision-making in a Time of Uncertainty
By: Shai Bernstein, Sabrina Howell and Josh Lerner
- Second Quarter 2024
- Article
Venture Capital in a Time of Turmoil
By: Josh Lerner
One area of consensus among academic
economists and policymakers is the need
for greater innovation. This concern is
rooted in worries about the lagging rate
of productivity growth in many Western
nations. In the U.S., for instance, the productivity growth rate... View Details
- July 2023
- Article
Takahashi-Alexander Revisited: Modeling Private Equity Portfolio Outcomes Using Historical Simulations
By: Dawson Beutler, Alex Billias, Sam Holt, Josh Lerner and TzuHwan Seet
In 2001, Dean Takahashi and Seth Alexander of the Yale University Investments Office developed a deterministic model for estimating future cash flows and valuations for the Yale endowment’s private equity portfolio. Their model, which is simple and intuitive, is still... View Details
- September 2022
- Teaching Note
Yinglan Tan: Scaling a Venture Capital Firm in Southeast Asia
By: Josh Lerner
Teaching Note for HBS Case No. 823-025. View Details
- 2022
- Working Paper
Racial Diversity in Private Capital Fundraising
By: Johan Cassel, Josh Lerner and Emmanuel Yimfor
Black- and Hispanic-owned funds control a very modest share of assets in the private capital
industry. We find that the sensitivity of follow-on fundraising to fund performance
is greater for minority-owned groups, particularly for underperforming groups. We... View Details
- August 2022
- Teaching Note
In-Q-Tel: Innovation On A Mission
By: Josh Lerner and Joshua Lev Krieger
Teaching Note for HBS Case No. 823-031. View Details
- August 2022
- Case
In-Q-Tel: Innovation On A Mission
By: Joshua Lev Krieger and Josh Lerner
In 2022, the leaders of In-Q-Tel (IQT) considered what was next for the unique mission-driven organization. Since 1999, IQT had one mission: to be the most sophisticated source of strategic technical knowledge and capabilities to the U.S. government and its allies. IQT... View Details
- July 2022
- Case
Yinglan Tan: Scaling a Venture Capital Firm in Southeast Asia
By: Josh Lerner and Richard Zhu
Yinglan Tan considered the future of his young Singapore-based venture capital firm. On the one hand, the intuition that was behind the initial creation of Insignia in 2017 had been proven correct. The venture capital market in Southeast Asia had grown rapidly, driven... View Details
- June 2022
- Article
The Use and Misuse of Patent Data: Issues for Finance and Beyond
By: Josh Lerner and Amit Seru
Patents and citations are powerful tools for understanding innovation increasingly used in financial economics (and management research more broadly). Biases may result, however, from the interactions between the truncation of patents and citations and the changing... View Details
- April 2022
- Teaching Note
Shanghai Pudong Science and Technology Investment Co., Ltd.: December 2014
By: Josh Lerner
Teaching Note for HBS Case No. 822-111. View Details
- March 2022
- Teaching Note
Hollie Haynes: An Unanticipated Crossroads
By: Josh Lerner
Keywords: Private Equity
- February 2022
- Teaching Note
Altoona State Investment Board & Bain Capital Fund XI
By: Josh Lerner
Teaching Note for HBS Case No. 218-022. View Details
- 2022
- Book
The Role of Innovation and Entrepreneurship in Economic Growth
By: Michael J. Andrews, Aaron Chatterji, Josh Lerner and Scott Stern
We live in an era in which innovation and entrepreneurship seem ubiquitous, particularly in regions like Silicon Valley, Boston, and the Research Triangle Park. But many metrics of economic growth, such as productivity growth and business dynamism, have been at best... View Details
- October 2021
- Teaching Note
Apax Partners and Duck Creek Technologies
By: Josh Lerner
Teaching Note for HBS Case No. 221-075. View Details
Keywords: Private Equity
- September 2021
- Teaching Note
The Canada Pension Plan Investment Board (CPP Investments): April 2021
By: Josh Lerner
Teaching Note for HBS Case No. 821-125. View Details
- September 2021
- Teaching Note
CPE and SUS Environmental: You've Got to Know When to Hold 'Em (A) and (B)
By: Josh Lerner
- Fall 2021
- Article
When to Go and How to Go? Founder and Leader Transitions in Private Equity Firms
By: Josh Lerner and Diana Noble
Leadership transition in private equity firms is an understudied field, despite the important, albeit controversial, role such firms play in developed economies. We analyzed 260 firms in an empirical study, supplemented by qualitative interviews with a small sample of... View Details