Publications
Publications
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(117,452)
- Faculty Publications (132)
- July 2021 (Revised February 2024)
- Teaching Note
Wirecard: The Downfall of a German Fintech Star
By: Jonas Heese and Charles C.Y. Wang
Teaching Note for HBS Case No. 121-058. View Details
- July 2021 (Revised August 2023)
- Supplement
Wirecard: The Downfall of a German Fintech Star Instructor Spreadsheet Supplement
By: Jonas Heese and Charles CY Wang
- July 2021 (Revised August 2023)
- Supplement
Wirecard: The Downfall of a German Fintech Star Student Spreadsheet Supplement
By: Jonas Heese and Charles CY Wang
- July 2021
- Teaching Note
CIAM: Home-Grown Shareholder Activism in France
By: Charles C.Y. Wang, Tonia Labruyere and Vincent Dessain
Teaching Note for HBS Case No. 120-072. View Details
- July 2021
- Supplement
CIAM: Home-Grown Shareholder Activism in France (B)
By: Charles C.Y. Wang, Tonia Labruyere and Vincent Dessain
This case is a complement to CIAM: Home-Grown Shareholder Activism in France (A) and describes the events after CIAM learned about a potential misuse of corporate assets at Altice/SFR. View Details
- June 2021
- Teaching Note
Tesla's Bid for SolarCity (A)
Teaching Note for HBS Case No. 118-044. View Details
- June 2021
- Teaching Note
Growth Investing at Totem Point
By: Suraj Srinivasan and Charles C.Y. Wang
Teaching Note for HBS Case No. 119-091. View Details
- June 2021 (Revised November 2021)
- Case
Asian Corporate Governance Association: Stemming a 'Race to the Bottom' by Stock Exchanges?
By: Charles C.Y. Wang and Billy Chan
This case describes the movement towards dual-class listings on Asian stock exchanges and the efforts of the Asian Corporate Governance Association (ACGA), a not-for-profit shareholder advocacy group, to discourage this trend. As a not-for-profit organization with no... View Details
- June 2021
- Article
Short-Termism, Shareholder Payouts, and Investment in the EU
By: Jesse M. Fried and Charles C.Y. Wang
Investor-driven "short-termism" is said to harm EU public firms' ability to invest for the long term, prompting calls for the EU to better insulate managers from shareholder pressure. But the evidence offered—rising levels of repurchases and dividends—is incomplete and... View Details
- May 2021 (Revised September 2021)
- Case
Accounting for Bitcoin at Tesla
By: Charles C.Y. Wang and Siyu Zhang
On February 8, 2021, Tesla revealed, through its 10-K filing to the Securities and Exchange Commission (SEC), that it had purchased $1.5 billion of Bitcoin, totaling 7.5% of the company’s cash, and that it planned to accept payments in the cryptocurrency soon. These... 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
- 2020
- Working Paper
Is Accounting Useful for Forecasting GDP Growth? A Machine Learning Perspective
We provide a comprehensive examination of whether, to what extent, and which accounting variables are useful for improving the predictive accuracy of GDP growth forecasts. We leverage statistical models that accommodate a broad set of (341) variables—outnumbering the... View Details
- April 2021
- Supplement
Misaki Capital and Sangetsu Corporation (B)
By: Charles C.Y. Wang, Akiko Saito and Nobuo Sato
- April 2021
- Article
Evaluating Firm-Level Expected-Return Proxies: Implications for Estimating Treatment Effects
By: Charles M.C. Lee, Eric C. So and Charles C.Y. Wang
We introduce a parsimonious framework for choosing among alternative expected-return proxies (ERPs) when estimating treatment effects. By comparing ERPs’ measurement-error variances in the cross section and in time series, we provide new evidence on the relative... View Details