Publications
Publications
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- Faculty Publications (291)
- October 2022
- Exercise
Shanty Real Estate: Updated Confidential Information for iBuyer
By: Michael Luca, Jesse M. Shapiro and Nathan Sun
Shanty is a simulation in which students inhabit the role of either a traditional home buyer or an iBuyer, both bidding on the same condo. The traditional home buyer has access to a “comp sheet” of similar properties that have recently sold, and has done a walkthrough.... View Details
- Article
The Cross Section of Bank Value
By: Mark Egan, Stefan Lewellen and Adi Sunderam
We study the determinants of value creation in U.S. commercial banks. We develop novel measures of individual banks' productivities at collecting deposits and making loans. We relate these measures to bank market values and find that deposit productivity is responsible... View Details
- April 2022
- Teaching Note
Christie's and Leonardo da Vinci's Salvator Mundi: The Value of a Brand
By: Jill Avery
A sixteenth century Renaissance masterpiece, missing for 137 years, believed by many to have been destroyed, and then rediscovered less than a decade ago, becomes the most expensive painting ever sold, all the while surrounded by controversy. Did the buyer of Leonardo... View Details
- March 2022 (Revised November 2023)
- Case
Doubling Down: Elon Musk's Big Bets in 2022
By: David Yoffie and Daniel Fisher
2021 was a banner year for Elon Musk. CEO of the electric vehicle manufacturer Tesla, the aerospace manufacturer SpaceX, and a few smaller startups, Musk became the richest person on Earth after Tesla reached a market capitalization of $1 trillion and SpaceX a private... View Details
Keywords: Innovation and Management; Competitive Advantage; Competitive Strategy; Information Infrastructure; Applications and Software; Transportation; Strategic Planning; Leadership Style; Leading Change; Goals and Objectives; Aerospace Industry; Auto Industry; Battery Industry; United States; Europe; China
- March 2022 (Revised April 2022)
- Case
MTN: Unlocking Value While Driving Socioeconomic Progress
By: Benjamin C. Esty, Pippa Tubman Armerding and Dilyana Karadzhova Botha
On March 10, 2021, Ralph Mupita the new CEO of MTN Group, Africa's largest telecommunications company, presented the group’s 2020 annual results and unveiled a new strategy to “drive growth and unlock value.” Despite MTN’s leadership in most of its markets, the... View Details
- Article
Expected Stock Returns Worldwide: A Log-Linear Present-Value Approach
By: Akash Chattopadhyay, Matthew R. Lyle and Charles C.Y. Wang
This study provides the first large-scale study of the performance of expected-return proxies (ERPs) internationally. Analyst-forecast-based ICCs are sparsely populated and not robustly associated with future returns. Earnings-model-forecast-based ICCs are... View Details
- March 2022
- Teaching Note
Farfetch: Digital Transformation for Luxury Brands
By: Jill Avery and Sunil Gupta
Teaching Note for HBS Case No. 522-051. Farfetch, a global luxury technology platform and digital marketplace had been surfing the wave of digital transformation in the luxury fashion industry since 2008. While the company’s stock price and market valuation had... View Details
- February 2022 (Revised May 2022)
- Case
Jaypee Infratech and the Indian Bankruptcy Code
By: Kristin Mugford, William Vrattos and Radhika Kak
In 2016, India passed a new bankruptcy law (IBC) to counter a brewing bank crisis and increased corporate distress. Homebuilder Jaypee Infratech, one of India largest distressed companies (the “dirty dozen”) began restructuring under the IBC in 2017. Two years later,... View Details
Keywords: Restructuring; Decisions; Judgments; Voting; Developing Countries and Economies; Financial Crisis; Public Sector; Asset Pricing; Borrowing and Debt; Corporate Finance; Credit; Insolvency and Bankruptcy; Debt Securities; Bonds; Investment Return; Price; Government Legislation; Laws and Statutes; Bids and Bidding; Business and Stakeholder Relations; Risk and Uncertainty; Valuation; Real Estate Industry; India; Delhi
- February 2022
- Supplement
SpartanNash Company: The Amazon Warrants (A)
By: Benjamin C. Esty, E. Scott Mayfield and Daniel Fisher
As of 12/31/21, Amazon held $22 billion of equity and warrants in related companies. In fact, it often requests a free grant of warrants when it enters into a new commercial agreement with a supplier. Over the past 20 years, Amazon has gotten warrants almost 20... View Details
- January 2022
- Supplement
Kornit Digital: The Amazon Warrants (C)
By: Benjamin C. Esty, E. Scott Mayfield and Daniel Fisher
As of 12/31/21, Amazon held $22 billion of equity and warrants in related companies. In fact, it often requests a free grant of warrants when it enters into a new commercial agreement with a supplier. Over the past 20 years, Amazon has gotten warrants almost 20... View Details
- January 2022
- Case
SpartanNash Company: The Amazon Warrants (A)
By: Benjamin C. Esty, E. Scott Mayfield and Daniel Fisher
As of 12/31/21, Amazon held $22 billion of equity and warrants in related companies. In fact, it often requests a free grant of warrants when it enters into a new commercial agreement with a supplier. Over the past 20 years, Amazon has gotten warrants in almost 20... View Details
- January 2022
- Supplement
SpartanNash Company: The Amazon Warrants (B)
By: Benjamin C. Esty, E. Scott Mayfield and Daniel Fisher
A continuation of the events described in the (A) Case, “SpartanNash Company: The Amazon Warrants,” (HBS Case No. 222-022). View Details
- December 2021 (Revised May 2025)
- Case
Bed Bath & Beyond: The New Strategy to Drive Shareholder Value
By: Benjamin C. Esty and Daniel W. Fisher
At one time, Bed Bath & Beyond was one of the most successful specialty retailers in the United States—its growth and profit margins far exceeded both peer retailers in the home goods market as well as many other discount retailers. But in 2014, its stock price peaked,... View Details
- Article
Core Earnings: New Data and Evidence
By: Ethan Rouen, Eric C. So and Charles C.Y. Wang
Using a novel dataset, we show that components of firms' GAAP earnings stemming from ancillary business activities or transitory shocks are significant in frequency and magnitude. These components have grown over time and are dispersed across various sections of the... View Details
- November 2021 (Revised December 2022)
- Case
Farfetch: Digital Transformation for Luxury Brands
By: Sunil Gupta, Jill Avery, Elena Corsi and Federica Gabrieli
Farfetch, a global luxury technology platform and digital marketplace had been surfing the wave of digital transformation in the luxury fashion industry since 2008. While the company’s stock price and market valuation had fluctuated since its IPO in 2018, it had... View Details
Keywords: Digital Marketing; Marketplaces; Retailing; Internet Marketing; E-Commerce Strategy; Marketing; Marketing Strategy; Marketing Channels; Brands and Branding; Luxury; Growth and Development Strategy; Digital Transformation; E-commerce; Apparel and Accessories Industry; Beauty and Cosmetics Industry; Fashion Industry; Retail Industry; Web Services Industry; Technology Industry; United Kingdom; Europe; Portugal; China
- October 2021 (Revised February 2023)
- Case
Ant Group (A)
By: Krishna G. Palepu, Feng Zhu, Susie L. Ma and Kerry Herman
In 2004, Chinese e-commerce company Alibaba created Alipay, an app to facilitate payments on its e-commerce sites. As Alibaba grew, so did Alipay, until Alipay spawned its own ecosystem of financial technology products and services under the name of Ant Group. By 2020,... View Details
- July 2021
- Article
Redistribution through Markets
By: Piotr Dworczak, Scott Duke Kominers and Mohammad Akbarpour
Policymakers frequently use price regulations as a response to inequality in the markets they control. In this paper, we examine the optimal structure of such policies from the perspective of mechanism design. We study a buyer-seller market in which agents have private... View Details
- 2021
- Working Paper
Going by the Book: Valuation Ratios and Stock Returns
By: Ki-Soon Choi, Eric So and Charles C.Y. Wang
We study the use of firms’ book-to-market ratios (B/M) in value investing and its implications for comovements in firms’ stock returns and trading volumes. We show B/M has become increasingly detached from common alternative valuation ratios over time while also... View Details
- 2021
- Working Paper
Diagnosing Quality: Learning, Amenities, and the Demand for Health Care
By: Achyuta Adhvaryu, Emilio Gutierrez, Anant Nyshadham and Jorge Tamayo
We study the role of amenities in increasing demand for underutilized healthcare services. We evaluate the offer of a high-amenity diagnostic consultation for cataracts with a randomized price and find that a lower price for the high-amenity consultation increases... View Details