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      Skip to Main Content Cold Call A podcast featuring faculty discussing cases they've written and the lessons they impart. Subscribe on iTunes 29 Sep...
      Total returns: stocks, bonds, & indexes
      Where do I find data on total returns for stocks, bonds, and indexes? Global Financial Data : has total return indices for bills, bonds and...
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      • January–February 2021
      • Article

      Cross‐firm Return Predictability and Accounting Quality

      By: Wen Chen, Mozaffar Khan, Leonid Kogan and George Serafeim
      We test the hypothesis that if poor accounting quality (AQ) is associated with poor investor understanding of firms’ revenue and cost structures, then poor AQ stocks likely respond more slowly than good AQ stocks to new non‐idiosyncratic information that affects both...  View Details
      Keywords: Accounting Quality; Earnings Quality; Stock Returns; Investment Strategy; Accounting; Business Earnings; Quality; Investment Return; Investment; Strategy
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      Chen, Wen, Mozaffar Khan, Leonid Kogan, and George Serafeim. "Cross‐firm Return Predictability and Accounting Quality." Journal of Business Finance & Accounting 48, nos. 1-2 (January–February 2021): 70–101.
      • 2021
      • Working Paper

      Connecting Expected Stock Returns to Accounting Valuation Multiples: A Primer

      By: Akash Chattopadhyay, Matthew R. Lyle and Charles C.Y. Wang
      We outline a framework in which accounting “valuation anchors" could be connected to expected stock returns. Under two general conditions, expected log returns is a log-linear function of a valuation (market value-to-accounting) multiple and the expected growth in the...  View Details
      Keywords: Expected Returns; Present Value; Investment Return; Accounting; Valuation; Information; Framework
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      Chattopadhyay, Akash, Matthew R. Lyle, and Charles C.Y. Wang. "Connecting Expected Stock Returns to Accounting Valuation Multiples: A Primer." Harvard Business School Working Paper, No. 21-081, January 2021.
      • Article

      Research: The Cost of a Single U.S. Immigration Restriction

      By: Dany Bahar, Prithwiraj Choudhury and Britta Glennon
      On June 22, 2020, President Trump passed an Executive Order drastically cutting the number of highly skilled international workers eligible for non-immigrant visas to the U.S. To quantify the impact of this policy, the authors examined the immediate change in stock...  View Details
      Keywords: Work Visas; H1-b; Restriction; Impact; Immigration; Governing Rules, Regulations, And Reforms; Cost; Economy
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      Bahar, Dany, Prithwiraj Choudhury, and Britta Glennon. "Research: The Cost of a Single U.S. Immigration Restriction." Harvard Business Review (website) (January 22, 2021).
      • 2021
      • Working Paper

      Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement

      By: George Serafeim and Aaron Yoon
      We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and...  View Details
      Keywords: Esg; Esg (environmental, Social, Governance) Performance; Esg (environmental, Social, Governance) Performance; Esg Disclosure; Esg Ratings; Esg Reporting; Esg Disclosure Metrics; Sustainability; Investments; News; Disagreement; Rating Disagreement; Ratings; Finance; Accounting; Investment; Financial Services Industry
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      Serafeim, George, and Aaron Yoon. "Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement." Harvard Business School Working Paper, No. 21-079, January 2021.
      • January 2021
      • Case

      The FIRE Savings Calculator

      By: Michael Parzen and Paul J. Hamilton
      This case follows Carol Muñoz, a member of the Financial Independence, Retire Early (FIRE) lifestyle movement. At the age of 45, Carol is considering retiring and living off the $1 million she has accumulated. Using Monte Carlo simulation, Carol forecasts the...  View Details
      Keywords: Analysis; Forecasting And Prediction; Financial Strategy; Investment Portfolio; Investment Return; Personal Finance; Saving; Risk And Uncertainty; Diversification; Theory; Financial Services Industry
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      Parzen, Michael, and Paul J. Hamilton. "The FIRE Savings Calculator." Harvard Business School Case 621-087, January 2021.
      • January 2021
      • Case

      eToro: Building the World's Largest Social Trading Network

      By: Elie Ofek and Danielle Golan
      Social trading platform eToro was preparing for the launch of its expanded offering in the U.S. The company faced critical decisions regarding product-market fit, go-to-market strategy, positioning and monetization. Moreover, it faced the challenge of how best to make...  View Details
      Keywords: Social Trading Platform; Investment; Social And Collaborative Networks; Marketing Strategy; Expansion
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      Ofek, Elie, and Danielle Golan. "eToro: Building the World's Largest Social Trading Network." Harvard Business School Case 521-057, January 2021.
      • January 2021
      • Article

      Turbulence, Firm Decentralization and Growth in Bad Times

      By: Philippe Aghion, Nicholas Bloom, Brian Lucking, Raffaella Sadun and John Van Reenen
      What is the optimal form of firm organization during “bad times”? We present a model of delegation within the firm to show that the effect is ambiguous. The greater turbulence following macro shocks may benefit decentralized firms because the value of local information...  View Details
      Keywords: Decentralization; Growth; Turbulence; Great Recession; Organizational Design; System Shocks; Economic Growth; Performance
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      Aghion, Philippe, Nicholas Bloom, Brian Lucking, Raffaella Sadun, and John Van Reenen. "Turbulence, Firm Decentralization and Growth in Bad Times." American Economic Journal: Applied Economics 13, no. 1 (January 2021): 133–169.
      • December 2020
      • Case

      XP: Dual Track Financing Alternatives

      By: Marco Di Maggio, Pedro Levindo and Carla Larangeira
      XP, an investment platform, was on the verge of defining whether to do an IPO or selling off a majority stake to Itaú Unibanco, Brazil´s largest financial conglomerate. Under the leadership of Guilherme Benchimol, XP´s co-founder and CEO, XP had risen to become the...  View Details
      Keywords: Expansion; Latin America; Brazil
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      Di Maggio, Marco, Pedro Levindo, and Carla Larangeira. "XP: Dual Track Financing Alternatives." Harvard Business School Case 221-029, December 2020.
      • Article

      Healthy Buildings in 2070

      By: John D. Macomber and Joseph G. Allen
      Fifty years seems a very long time in the future for most industries. Not so in buildings and real estate; built structures routinely last decades if not hundreds of years, as long as they are economically competitive. Any discussion of the 50-year future has to...  View Details
      Keywords: Health & Wellness; Real Estate; Architectural Innovation; Public Health; Health; Buildings And Facilities; Well-being
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      Macomber, John D., and Joseph G. Allen. "Healthy Buildings in 2070." The Bridge 50, no. S (Winter 2020): 11–14. (Special 50th Anniversary Issue edited by Ronald M. Latanision.)
      • November 2020
      • Teaching Note

      Valuing Celgene's CVR

      By: Benjamin C. Esty and Daniel Fisher
      When Bristol-Myers Squibb (BMS) acquired Celgene Corporation in November 2019, Celgene shareholders received cash, BMS stock, and a contingent value right (CVRs) that would pay $9 if the U.S. Food and Drug Administration (FDA) approved three of Celgene’s late stage...  View Details
      Keywords: Mergers And Acquisitions; Valuation; Value; Judgments; Decision Making; Cash Flow; Financial Instruments; Cognition And Thinking; Pharmaceutical Industry; Biotechnology Industry; United States
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      Esty, Benjamin C., and Daniel Fisher. "Valuing Celgene's CVR." Harvard Business School Teaching Note 221-036, November 2020.
      • November 2020
      • Case

      Valuing Celgene's CVR

      By: Benjamin C. Esty and Daniel Fisher
      When Bristol-Myers Squibb (BMS) acquired Celgene Corporation in November 2019, Celgene shareholders received cash, BMS stock, and a contingent value right (CVRs) that would pay $9 if the U.S. Food and Drug Administration (FDA) approved three of Celgene’s late stage...  View Details
      Keywords: Mergers And Acquisitions; Value; Valuation; Judgments; Decision Making; Cash Flow; Financial Instruments; Cognition And Thinking; Pharmaceutical Industry; Biotechnology Industry; United States
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      Esty, Benjamin C., and Daniel Fisher. "Valuing Celgene's CVR." Harvard Business School Case 221-031, November 2020.
      • November 2020
      • Supplement

      Valuing Celgene's CVR

      By: Benjamin C. Esty and Daniel Fisher
      When Bristol-Myers Squibb (BMS) acquired Celgene Corporation in November 2019, Celgene shareholders received cash, BMS stock, and a contingent value right (CVRs) that would pay $9 if the U.S. Food and Drug Administration (FDA) approved three of Celgene’s late stage...  View Details
      Keywords: Mergers And Acquisitions; Value; Valuation; Judgments; Decision Making; Cash Flow; Financial Instruments; Cognition And Thinking; Pharmaceutical Industry; Biotechnology Industry; United States
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      Esty, Benjamin C., and Daniel Fisher. "Valuing Celgene's CVR." Harvard Business School Spreadsheet Supplement 221-705, November 2020.
      • November 2020
      • Article

      Migrant Inventors and the Technological Advantage of Nations

      By: Dany Bahar, Prithwiraj Choudhury and Hillel Rapoport
      We investigate the relationship between the presence of migrant inventors and the dynamics of innovation in the migrants’ receiving countries. We find that countries are 25 to 60 percent more likely to gain advantage in patenting in certain technologies given a twofold...  View Details
      Keywords: Innovation; Migration; Patent; Knowledge; Innovation And Invention; Immigration; Patents; Technology; Knowledge Dissemination
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      Bahar, Dany, Prithwiraj Choudhury, and Hillel Rapoport. "Migrant Inventors and the Technological Advantage of Nations." Special Issue on STEM Migration, Research, and Innovation. Research Policy 49, no. 9 (November 2020).
      • October 2020
      • Technical Note

      Country, Sector, Stock: A Framework for International Equity Investors

      By: Dante Roscini and Vera Trojan
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      Roscini, Dante, and Vera Trojan. "Country, Sector, Stock: A Framework for International Equity Investors." Harvard Business School Technical Note 721-012, October 2020.
      • 2020
      • Working Paper

      The Stock Market Value of Human Capital Creation

      By: Matthias Regier and Ethan Rouen
      We develop measures of firm-level human capital creation from publicly disclosed personnel expenses (PE) and examine the stock market valuation of these characteristics. Separately measuring human capital creation efficacy and opportunity, we first show...  View Details
      Keywords: Intangibles; Market Valuation; Human Capital; stocks; Financial Markets; Valuation
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      Regier, Matthias, and Ethan Rouen. "The Stock Market Value of Human Capital Creation." Harvard Business School Working Paper, No. 21-047, October 2020.
      • October 2020
      • Article

      IQ from IP: Simplifying Search in Portfolio Choice

      By: Huaizhi Chen, Lauren Cohen, Umit Gurun, Dong Lou and Christopher J. Malloy
      Using a novel database that tracks web traffic on the SEC’s EDGAR servers between 2004 and 2015, we show that mutual fund managers gather information on a very particular subset of firms and insiders, and their surveillance is very persistent over time. This tracking...  View Details
      Keywords: Tracked Trades; Return Predictability; Institutional Trading; Insider Trading; Institutional Investing; Information; Investment Portfolio; Decisions; Management
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      Chen, Huaizhi, Lauren Cohen, Umit Gurun, Dong Lou, and Christopher J. Malloy. "IQ from IP: Simplifying Search in Portfolio Choice." Journal of Financial Economics 138, no. 1 (October 2020): 118–137. (Winner of the First Prize, Crowell Memorial Award for Best Paper in Quantitative Investments, PanAgora Asset Management, 2019.)
      • September 2020
      • Teaching Note

      TransDigm in 2017: The Beginning of the End or the End of the Beginning?

      By: Benjamin C. Esty and Daniel Fisher
      Teaching Note for HBS Case No. 720-422. TransDigm was a highly acquisitive company that manufactured a wide range of highly engineered aerospace parts for both military and commercial customers. Over the ten years ending in 2016, its stock price had increase ten times,...  View Details
      Keywords: Value Capturing; Pricing Strategy; Supplier Power; Buyer Power; Porter's Five Forces; Bargaining Power; Monopoly; Aerospace; Acquisition Strategy; Value Drivers; Ethical Behavior; Regulation; Growth Strategy; Business Ethics; Defense; Procurement; Sustainability; Value-based Business Strategy; Acquisition; Ethics; Private Equity; Financial Strategy; Growth Management; Performance Evaluation; Business Strategy; Competitive Strategy; Horizontal Integration; Value Creation; Competitive Advantage; Aerospace Industry; Air Transportation Industry; United States
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      Esty, Benjamin C., and Daniel Fisher. "TransDigm in 2017: The Beginning of the End or the End of the Beginning?" Harvard Business School Teaching Note 721-353, September 2020.
      • 2020
      • Working Paper

      Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 6 The Value Structure of Technologies, Part 1: Mapping Functional Relationships

      By: Carliss Y. Baldwin
      Organizations are formed in a free economy because an individual or group perceives value in carrying out a technical recipe that is beyond the capacity of a single person. Technology specifies what must be done, what resources must be assembled, what actions taken in...  View Details
      Keywords: Modularity; Technology; Organizations; Value Creation
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      Baldwin, Carliss Y. "Design Rules, Volume 2: How Technology Shapes Organizations: Chapter 6 The Value Structure of Technologies, Part 1: Mapping Functional Relationships." Harvard Business School Working Paper, No. 21-039, September 2020.
      • September 2020 (Revised November 2020)
      • Case

      PDS: Ring-Fencing the Ranch

      By: Dennis Campbell, Tarun Khanna and Kerry Herman
      Pallak Seth, Group CEO of PDS Multinational Fashions, is contemplating options to bring better collaboration across his global apparel supply chain platform. PDS, a group of 50-plus subsidiary companies, each led by its own CEO and with different apparel industry...  View Details
      Keywords: Collaboration; Supply Chain Management; Performance; Partners And Partnerships; Employee stock Ownership Plan; Apparel And Accessories Industry
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      Campbell, Dennis, Tarun Khanna, and Kerry Herman. "PDS: Ring-Fencing the Ranch." Harvard Business School Case 721-361, September 2020. (Revised November 2020.)
      • August 2020 (Revised December 2020)
      • Case

      Latam Airlines and COVID-19: Seeking Bankruptcy Protection in the United States

      By: Laura Alfaro, Mauricio Larrain, Carlos Vilches and Sarah Jeong
      On May 26, 2020, Latam Airlines became the largest airline in the world to be driven to bankruptcy by COVID-19. With a complex debt structure and international investor composition, the company decided to file for bankruptcy protection in the United States, which...  View Details
      Keywords: Airlines; Pandemic; Coronavirus Pandemic; Health Pandemics; Air Transportation; Insolvency And Bankruptcy; Capital Markets; Strategy; Latin America; Chile; United States
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      Alfaro, Laura, Mauricio Larrain, Carlos Vilches, and Sarah Jeong. "Latam Airlines and COVID-19: Seeking Bankruptcy Protection in the United States." Harvard Business School Case 321-027, August 2020. (Revised December 2020.)
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      Stocks
      Skip to Main Content Cold Call A podcast featuring faculty discussing cases they've written and the lessons they impart. Subscribe on iTunes 29 Sep...
      Total returns: stocks, bonds, & indexes
      Where do I find data on total returns for stocks, bonds, and indexes? Global Financial Data : has total return indices for bills, bonds and...
      → Search All HBS Web
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