Publications
Publications
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- All HBS Web
(2,216)
- Faculty Publications (509)
- May 2020 (Revised July 2020)
- Case
COVID-19: The Global Shutdown
By: Laura Alfaro and Sarah Jeong
In the first months of 2020, a pandemic overwhelmed the world. COVID-19, commonly known as the coronavirus, spread from China and created a severe public health emergency across countries. While an immediate fear of the disease’s impact on human life permeated society,... View Details
- 2020
- Article
Public Sentiment and the Price of Corporate Sustainability
By: George Serafeim
Combining corporate sustainability performance scores based on environmental, social, and governance (ESG) data with big data measuring public sentiment about a company’s sustainability performance, I find that the valuation premium paid for companies with strong... View Details
Keywords: Sustainability; ESG; ESG (Environmental, Social, Governance) Performance; Investment Management; Investment Strategy; Big Data; Machine Learning; Environment; Environmental Sustainability; Corporate Governance; Performance; Asset Pricing; Investment; Management; Strategy; Human Capital; Public Opinion; Value; Analytics and Data Science
- 2021
- Working Paper
Elusive Safety: The New Geography of Capital Flows and Risk
By: Laura Alfaro, Ester Faia, Ruth Judson and Tim Schmidt-Eisenlohr
A confidential dataset with industry-level disaggregation of U.S. cross-border claims and liabilities, shows U.S. securities to be increasingly intermediated by tax-haven-financial-centers (THFC) and less regulated funds. These securities are risky, in... View Details
- 2020
- Working Paper
Costly External Financing and Monetary Policy Transmission: Evidence from a Natural Experiment
By: Emily Williams
I provide new evidence that large and small banks have different external financing costs, which generates cross sectional variation in a deposits market pricing power channel of monetary policy transmission. I do so by exploiting a natural experiment using anti-trust... View Details
- April 2020 (Revised August 2020)
- Case
WeWork—November 2018
By: Paul A. Gompers, Patrick Sweeney and Alex Gachanja
In May 2017, SoftBank announced the official launch of the Vision Fund — which promptly became the largest technology-focused investment fund in the world, with nearly $100 billion in capital under its management. Reports from a few months prior hinted that SoftBank... View Details
- January 2020
- Case
SK Group: Social Progress Credits
By: George Serafeim, Ethan Rouen and David Freiberg
SK Group was one of the largest companies South Korea. A family-run conglomerate consisting of around 120 subsidiaries and employing more than 100,000, SK was tightly knit into the fabric of Korean society. SK viewed their future success as contingent upon the strength... View Details
Keywords: Impact; Impact Investing; Impact Measurement; Social Value; Social Development; Conglomerates; Measurement Of Purpose; ESG; ESG (Environmental, Social, Governance) Performance; Capital Markets; Innovation; Environmental Impact; Collaboration; Social Enterprise; Social and Collaborative Networks; Social Issues; Measurement and Metrics; Value Creation; Cooperation; Environmental Sustainability; Employment; Accounting; Energy Industry; Telecommunications Industry; Chemical Industry; South Korea
- December 2019
- Teaching Note
Hony Capital and Jushi Group
By: Josh Lerner, Shai Bernstein and Ann Leamon
Teaching Note for HBS No. 820-040. View Details
- December 2019 (Revised June 2024)
- Case
The Dutch East India Company in 1612 (A)
By: Lynn S. Paine and Giuseppe Dari-Mattiacci
The Dutch East India Company’s board of directors must decide what to do about an impending legal requirement to liquidate the company’s assets and return to shareholders their capital and any profits earned during a ten-year lock-up period. The charter granted to the... View Details
- 2020
- Working Paper
Capital Regulation and Product Market Outcomes
By: Ishita Sen and David Humphry
We present evidence of product market adjustments and asset reorganizations from the largest ever shift in risk regulation in a developed insurance market. Using proprietary data on insurance risk exposures from the Bank of England, we develop a measure of regulatory... View Details
- 2020
- Working Paper
Internal Models, Make Believe Prices, and Bond Market Cornering
By: Ishita Sen and Varun Sharma
Exploiting position-level heterogeneity in regulatory incentives to misreport and novel data on regulators, we document that U.S. life insurers inflate the values of corporate bonds using internal models. We estimate an additional $9-$18 billion decline in regulatory... View Details
- 2019
- Working Paper
Thinking Outside the Box (12): The Benefits of Increased Transparency in Employer-Sponsored Health Insurance for the 180 Million Insured
By: Regina E. Herzlinger and Barak D. Richman
Economists have long noted that the tax exclusion of employer-sponsored insurance (ESI) caused workers to purchase health plans that differ in price and other characteristics from those they would otherwise choose for themselves. We explore the short-term and long-term... View Details
- November 2019
- Supplement
Hapag-Lloyd AG: Complying with IMO 2020
By: Benjamin C. Esty, Mette Fuglsang Hjortshoej and Emer Moloney
A new environmental regulation known as IMO 2020 was creating what one industry analyst called “the biggest shakeup for the oil and shipping industries in decades.” According to the new regulation, all ocean-going ships would have to limit their sulfur emissions by... View Details
- November 2019
- Case
Hapag-Lloyd AG: Complying with IMO 2020
By: Benjamin C. Esty, Mette Fuglsang Hjortshoej and Emer Moloney
A new environmental regulation known as IMO 2020 was creating what one industry analyst called “the biggest shakeup for the oil and shipping industries in decades.” According to the new regulation, all ocean-going ships would have to limit their sulfur emissions by... View Details
- October 2019
- Case
Hony Capital and Jushi Group
By: Josh Lerner, Shai Bernstein and Ann Leamon
Hony Capital, a multi-billion dollar private equity firm based in China, is investing in a subsidiary of Jushi Group, a Chinese company that is one of the world's largest fiberglass producers. The specific project will build a plant in the United States. In this case,... View Details
- October 2019
- Article
Limited Investment Capital and Credit Spreads
Using proprietary credit default swap (CDS) data, I investigate how capital shocks at protection sellers impact pricing in the CDS market. Seller capital shocks—measured as CDS portfolio margin payments—account for 12% of the time-series variation in weekly spread... View Details
- 2019
- Chapter
Interorganizational Collaboration and Start-Up Innovation
By: Vikas A. Aggarwal and Andy Wu
This chapter presents an overview of the literature on collaborative relationships between start-ups and incumbent firms, focusing on the implications of these relationships for start-up innovation and performance. Value creation in such relationships occurs when... View Details
- September 2019 (Revised August 2021)
- Case
It's All About Family: Esas Group
By: Christina R. Wing and Alpana Thapar
This case describes how Ali Sabancı and his sister Emine Sabancı Kamışlı, shareholders of Esas Group, one of Turkey’s largest family-owned investment firms, worked to grow and professionalize the business. While their father Şevket Sabancı, played an instrumental role... View Details
- 2019
- White Paper
Impact-Weighted Financial Accounts: The Missing Piece for an Impact Economy
By: George Serafeim, T. Robert Zochowski and Jennifer Downing
Reimagining capitalism is an imperative. We need to create a more inclusive and sustainable form of capitalism that works for every person and the planet. Massive environmental damage, growing income and wealth disparity, stress, and depression within developed... View Details
- August 2019 (Revised November 2022)
- Case
Paradigm Capital Value Fund
By: Luis M. Viceira and Elena Corsi
Karl Jan Erick Hummel had founded Paradigm Capital Value Fund in 2007 together with Columbia Business School Professor Bruce Greenwald, an expert in value investing and now chairman of the fund. The fund followed the principles of value investing to their target... View Details
- 2021
- Working Paper
Going Out or Opting Out? Capital, Political Vulnerability, and the State in China's Outward Investment
By: Meg Rithmire
How do state-business relations interact with outward investment in authoritarian regimes? This paper examines this question in the context of China’s rapid transformation into major capital exporter. While most political economy scholarship focuses on firms’ economic... View Details