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  • All HBS Web  (7,492)
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  • July 2007
  • Article

Earnings Announcement Premia and Limits to Arbitrage

By: Daniel Cohen, Aiyesha Dey, Thomas Lys and Shyam Sunder
We examine the factors underlying the presence of earnings announcement premia. We find that the premia persist beyond the sample period examined in prior studies (ending in 1988), although they decline in magnitude after 1988. Further, premia are lower on the expected... View Details
Keywords: Business Earnings; Announcements; Corporate Disclosure
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Cohen, Daniel, Aiyesha Dey, Thomas Lys, and Shyam Sunder. "Earnings Announcement Premia and Limits to Arbitrage." Journal of Accounting & Economics 43, nos. 2-3 (July 2007): 153–180.
  • October 2024 (Revised October 2024)
  • Case

Parexel: Scaling Up and Industry Dynamics

By: Regina E. Herzlinger and Ben Creo
Through the lens of biopharmaceutical contract research organization (CRO) PAREXEL, this case traces the evolution of the firm as it reinvents itself in response to the transformation of the CRO sector from a small, secondary cluster of firms into a major player with... View Details
Keywords: Research; Innovation and Invention; Business Model; Transformation; Globalization; Information Technology; Competitive Advantage; Pharmaceutical Industry
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Herzlinger, Regina E., and Ben Creo. "Parexel: Scaling Up and Industry Dynamics." Harvard Business School Case 325-046, October 2024. (Revised October 2024.)
  • 2008
  • Working Paper

Traveling Agents: Political Change and Bureaucratic Turnover in India

By: Lakshmi Iyer and Anandi Mani
We develop a framework to empirically examine how politicians with electoral pressures control bureaucrats with career concerns as well as the consequences for bureaucrats' career investments. Unique micro-level data on Indian bureaucrats support our key predictions.... View Details
Keywords: Governance Controls; Political Elections; Management Skills; Managerial Roles; Personal Development and Career; Societal Protocols; India
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Iyer, Lakshmi, and Anandi Mani. "Traveling Agents: Political Change and Bureaucratic Turnover in India." Harvard Business School Working Paper, No. 09-006, July 2008. (Revised April 2009, November 2009.)
  • 31 Oct 2017
  • First Look

New Research and Ideas, October 31, 2017

of the finance and insurance sector. We provide the first large-scale study that documents the economy-wide extent of misconduct among financial advisers and the associated labor market View Details
Keywords: by Sean Silverthorne
  • April 2011
  • Case

Felipe Calderón: Leading with Light and Power (A)

By: J. Bruce Harreld and David Lane
This sequence of cases explores how leaders get their team focused on framing, analyzing, and ultimately acting upon complex decisions. The A case provides an inside look as President of Mexico, Felipe Calderon, works with his cabinet ministers to decide how to... View Details
Keywords: Crime and Corruption; Decisions; Public Sector; Leadership; Conflict and Resolution; Power and Influence; Urban Development; Welfare or Wellbeing
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Harreld, J. Bruce, and David Lane. "Felipe Calderón: Leading with Light and Power (A)." Harvard Business School Case 811-024, April 2011.
  • 2014
  • Working Paper

Private Equity's Diversification Illusion: Economic Comovement and Fair Value Reporting

By: Kyle Travis Welch
This study examines how accounting has informed private equity diversification claims and demand for private equity investments. Despite research showing private equity lacks portfolio diversification benefits, those marketing private equity assets continue to... View Details
Keywords: Fair Value; Access To Capital; IAS 39; FAS No. 157; FASB; IASB; ASC 820; Covariance Risk; Accounting Beta; Accounting; Private Sector; Valuation; Corporate Finance; Asset Management; Cost of Capital; Private Equity; Accounting Industry; Financial Services Industry; Europe; North and Central America
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Welch, Kyle Travis. "Private Equity's Diversification Illusion: Economic Comovement and Fair Value Reporting." Working Paper, January 2014.
  • January 2014 (Revised May 2014)
  • Case

Tech Mahindra and the Acquisition of Satyam Computers (A)

By: Srikant M. Datar, Anjali Raina and Namrata Arora
Set in 2008, the case details Tech Mahindra, an information technology (IT) company within the Mahindra Group, an Indian multi-industry company with a diverse stable of businesses including automotives, farm equipment, and financial services, and its decision to... View Details
Keywords: Acquisition; Corporate Governance; Computer Industry; India
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Datar, Srikant M., Anjali Raina, and Namrata Arora. "Tech Mahindra and the Acquisition of Satyam Computers (A)." Harvard Business School Case 114-049, January 2014. (Revised May 2014.)
  • Article

Price and Quality Decisions by Self-Serving Managers

By: Marco Bertini, Daniel Halbheer and Oded Koenigsberg
We present a theory of price and quality decisions by managers who are self-serving. In the theory, firms stress the price or quality of their products, but not both. Accounting for this, managers exploit any uncertainty about the cause of market outcomes to credit... View Details
Keywords: Causal Reasoning; Self-serving Bias; Strategic Orientation; Managerial Decision-making; Price; Quality; Decision Making; Theory
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Bertini, Marco, Daniel Halbheer, and Oded Koenigsberg. "Price and Quality Decisions by Self-Serving Managers." International Journal of Research in Marketing 37, no. 2 (June 2020): 236–257.
  • Research Summary

Bricks and Clicks: The Effect of Store Assortment on E-tail Format (with R. Lal and E. Ofek)

An often neglected aspect in existing studies of the Internet selling process is the high volume of product returns. Such returns reflect a major logistic expenditure on behalf of companies that sell over the net. The problem is reduced when consumers shop in physical... View Details
  • 2021
  • Working Paper

How to Fix ESG Reporting

By: Robert S. Kaplan and Karthik Ramanna
Investors, advocacy groups, academics, and the 200 CEOs of the US Business Roundtable have asked corporations to take on an added purpose beyond a narrow pursuit of shareholder value. In response, many companies now issue ESG (Environmental, Societal, and Governance)... View Details
Keywords: ESG Reporting; Sustainability; Corporate Purpose; Greenhouse Gas; Activity-Based Costing; Environmental Sustainability; Environmental Management; Corporate Social Responsibility and Impact; Measurement and Metrics; Goals and Objectives; Agreements and Arrangements; Corporate Accountability
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Kaplan, Robert S., and Karthik Ramanna. "How to Fix ESG Reporting." Harvard Business School Working Paper, No. 22-005, July 2021.
  • November 2012 (Revised January 2013)
  • Case

Companion Diagnostics: Uncertainties for Approval and Reimbursement

By: Richard G. Hamermesh, Norman C. Selby and Phillip Andrews
The FDA approvals of novel therapeutics were seen as signs in the personalized medicine community of real progress in the growth of personalized medicine. The FDA's approval of such drugs, along with companion diagnostics, suggested a shift in thinking and regulatory... View Details
Keywords: Models Of Reimbursement; Personalized Medicine; Regulation; Healthcare Reform; Health Care and Treatment; Health Industry; United States
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Hamermesh, Richard G., Norman C. Selby, and Phillip Andrews. "Companion Diagnostics: Uncertainties for Approval and Reimbursement." Harvard Business School Case 813-037, November 2012. (Revised January 2013.)
  • 2024
  • Working Paper

Transitory and Permanent Cash Flow Shocks in Debt Contract Design

By: Le Ma, Anywhere Sikochi and Yajun Xiao
We examine how lenders design contracts to account for transitory and permanent cash flow shocks facing borrowers. We find that volatile transitory cash flow shocks are associated with fewer liquidity covenants, indicating financial flexibility that enables firms to... View Details
Keywords: Debt Covenants; Cash Flow Shocks; Debt Contracting; Likelihood Of Default; Cash Flow; System Shocks
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Ma, Le, Anywhere Sikochi, and Yajun Xiao. "Transitory and Permanent Cash Flow Shocks in Debt Contract Design." Harvard Business School Working Paper, No. 22-026, October 2021. (Revised February 2024. Journal of Financial and Quantitative Analysis, Conditional Accept.)
  • October 2012
  • Case

Romney vs. Obama and U.S. Energy Policy

By: Rawi Abdelal and Kaitlyn Tuthill
In 2012, the energy sector in the United States was demanding major reform. Prices of oil and gas had continued to cripple the middle and lower class as the U.S. economy slowly recovered. At the same time, the U.S. lagged behind developed economies in production of... View Details
Keywords: Mitt Romney; Barack Obama; Energy; Election Outcomes; Climate Change; Renewable Energy; Political Elections; Policy; Business and Government Relations; Public Administration Industry; United States
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Abdelal, Rawi, and Kaitlyn Tuthill. "Romney vs. Obama and U.S. Energy Policy." Harvard Business School Case 713-050, October 2012.
  • Research Summary

Corporate Lobbying Strategy and Foreign MNEs

“U.S. Defense Contracts and the Lobbying Strategies of Foreign MNEs: The Liability of Foreignness and Make-or-Buy Decisions about Political Goods”

Many firms engage in lobbying with the expectation that their lobbying efforts will... View Details

Keywords: Non-market Strategy; Political Strategy; Lobbying; Make V. Buy; Multinational Enterprise; Global Strategy; United States
  • 01 Mar 2010
  • Op-Ed

A Golden Opportunity for Ford and GM

missing this golden opportunity. The last and perhaps most important lesson for leaders going through a crisis is that they cannot just play defense by cutting costs and... View Details
Keywords: by Bill George; Auto
  • Research Summary

Asset Specificity and Vertical Integration: Williamson's Hypothesis Reconsidered

A point repeatedly stressed by transaction cost economics is that the more specific the asset, the more likely is vertical integration to be optimal. In spite of the profusion of empirical papers supporting this prediction, recent surveys and casual observation... View Details

  • 10 Jun 2010
  • Working Paper Summaries

Corporate Governance and Internal Capital Markets

Keywords: by Zacharias Sautner & Belén Villalonga
  • 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.
  • Article

Towards Robust and Reliable Algorithmic Recourse

By: Sohini Upadhyay, Shalmali Joshi and Himabindu Lakkaraju
As predictive models are increasingly being deployed in high-stakes decision making (e.g., loan approvals), there has been growing interest in post-hoc techniques which provide recourse to affected individuals. These techniques generate recourses under the assumption... View Details
Keywords: Machine Learning Models; Algorithmic Recourse; Decision Making; Forecasting and Prediction
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Upadhyay, Sohini, Shalmali Joshi, and Himabindu Lakkaraju. "Towards Robust and Reliable Algorithmic Recourse." Advances in Neural Information Processing Systems (NeurIPS) 34 (2021).
  • 23 Mar 2015
  • Research & Ideas

It’s Called ‘Price Coherence,’ and It’s Surprisingly Bad for Consumers

competitive advantage, each intermediary introduces more and more buyer-side benefits like rebates, coupons, prizes, and so on. The more benefits they introduce, the higher the fees they charge to the... View Details
Keywords: by Carmen Nobel; Retail; Air Transportation; Food & Beverage; Entertainment & Recreation
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