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Show Results For
- All HBS Web
(552)
- News (90)
- Research (372)
- Events (3)
- Multimedia (2)
- Faculty Publications (142)
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- October 2008
- Article
The Small World of Investing: Board Connections and Mutual Fund Returns
By: Lauren Cohen, Andrea Frazzini and Christopher J. Malloy
This paper uses social networks to identify information transfer in security markets. We focus on connections between mutual fund managers and corporate board members via shared education networks. We find that portfolio managers place larger bets on firms they are... View Details
Keywords: Financial Markets; Information Management; Social and Collaborative Networks; Announcements; Investment Portfolio; Investment Return; Investment Funds; Asset Pricing; Governing and Advisory Boards
Cohen, Lauren, Andrea Frazzini, and Christopher J. Malloy. "The Small World of Investing: Board Connections and Mutual Fund Returns." Journal of Political Economy 116, no. 5 (October 2008): 951–979. (Winner of the Barclays Global Investors Award, Best Paper in Asset Pricing, European Finance Association 2007.)
- 2013
- Working Paper
Visualizing and Measuring Enterprise Application Architecture: An Exploratory Telecom Case
By: Robert Lagerstrom, Carliss Y. Baldwin, Alan MacCormack and Stephan Aier
We test a method for visualizing and measuring enterprise application architectures. The method was designed and previously used to reveal the hidden internal architectural structure of software applications. The focus of this paper is to test if it can also uncover... View Details
Keywords: Communication Technology; Complexity; Applications and Software; Product Design; Telecommunications Industry
Lagerstrom, Robert, Carliss Y. Baldwin, Alan MacCormack, and Stephan Aier. "Visualizing and Measuring Enterprise Application Architecture: An Exploratory Telecom Case." Harvard Business School Working Paper, No. 13-103, June 2013.
- 18 Dec 2008
- Working Paper Summaries
Concentration Levels in the U.S. Advertising and Marketing Services Industry: Myth vs. Reality
- May 2001 (Revised January 2003)
- Case
Calpine Corporation: The Evolution from Project to Corporate Finance
By: Benjamin C. Esty and Michael Kane
In early 1999, Calpine Corp.'s CEO Pete Cartwright adopted an aggressive growth strategy with the goal of increasing the company's aggregate generating capacity from approximately 3,000 to 15,000 megawatts (MW) by 2004. He believed there was a fleeting opportunity to... View Details
Keywords: Information Technology; Cost of Capital; Project Finance; Adaptation; Profit; Financial Strategy; Corporate Finance; Energy Industry; United States
Esty, Benjamin C., and Michael Kane. "Calpine Corporation: The Evolution from Project to Corporate Finance." Harvard Business School Case 201-098, May 2001. (Revised January 2003.)
- 2001
- Chapter
Publicly Funded Science and the Productivity of the Pharmaceutical Industry
By: Rebecca Henderson and Ian Cockburn
U.S. taxpayers funded $14.8 billion of health related research last year, four times the amount that was spent in 1970 in real terms. In this paper we evaluate the impact of these huge expenditures on the technological performance of the pharmaceutical industry. While... View Details
Keywords: Public Sector; Science-Based Business; Research and Development; Sovereign Finance; Pharmaceutical Industry
Henderson, Rebecca, and Ian Cockburn. "Publicly Funded Science and the Productivity of the Pharmaceutical Industry." In Innovation Policy and the Economy, Volume 1, edited by Adam B. Jaffe, Josh Lerner, and Scott Stern, 1–34. MIT Press, 2001.
- 2021
- Working Paper
Time and the Value of Data
By: Ehsan Valavi, Joel Hestness, Newsha Ardalani and Marco Iansiti
Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount of recent data instead of... View Details
Keywords: Economics Of AI; Machine Learning; Non-stationarity; Perishability; Value Depreciation; Analytics and Data Science; Value
Valavi, Ehsan, Joel Hestness, Newsha Ardalani, and Marco Iansiti. "Time and the Value of Data." Harvard Business School Working Paper, No. 21-016, August 2020. (Revised November 2021.)
- 2013
- Working Paper
Visualizing and Measuring Enterprise Architecture: An Exploratory BioPharma Case
By: Robert Lagerstrom, Carliss Baldwin, Alan MacCormack and David Dreyfus
We test a method that was designed and used previously to reveal the hidden internal architectural structure of software systems. The focus of this paper is to test if it can also uncover new facts about the components and their relationships in an enterprise... View Details
Lagerstrom, Robert, Carliss Baldwin, Alan MacCormack, and David Dreyfus. "Visualizing and Measuring Enterprise Architecture: An Exploratory BioPharma Case." Harvard Business School Working Paper, No. 13-105, June 2013.
- October 2013 (Revised January 2014)
- Supplement
Fred Khosravi and AccessClosure (B)
By: Richard G. Hamermesh and Lauren Barley
It was January 2013, and Fred Khosravi, chairman of the board of AccessClosure Inc., wondered what the new year had in store for him and AccessClosure, the company he founded in late 2002. Khosravi was cautiously optimistic—the Mountain View, California-based medical... View Details
Keywords: Medical Devices; Vascular Closure Device; Patent Litigation; Patenting; Biomedical Research; Biotechnology; Biotech; Technological Innovation; Patents; Health Care and Treatment; Biotechnology Industry; United States; California
Hamermesh, Richard G., and Lauren Barley. "Fred Khosravi and AccessClosure (B)." Harvard Business School Supplement 814-038, October 2013. (Revised January 2014.)
- February 2001 (Revised March 2003)
- Case
Extricity Inc.
Extricity provides software that triggers and automates information flows between collaborating businesses. Its products interface with the legacy information systems already in use by customers, extract information from them, and send this information over the... View Details
Keywords: Product Positioning; Internet and the Web; Information Technology; Applications and Software; Information Technology Industry
McAfee, Andrew P., and Gregory Bounds. "Extricity Inc." Harvard Business School Case 601-113, February 2001. (Revised March 2003.)
- 19 Apr 2011
- First Look
First Look: April 19
http://www.hbs.edu/research/pdf/09-120.pdf The Contingent Effect of Absorptive Capacity: An Open Innovation Analysis Authors:Andrew A.King and Karim R. Lakhani Abstract Technological advancement and innovation requires the integration of... View Details
Keywords: Sean Silverthorne
- 22 Sep 2008
- Research & Ideas
The Silo Lives! Analyzing Coordination and Communication in Multiunit Companies
of the intriguing findings from our analysis is that electronic and face-to-face interactions are near perfect complements. In other words, people talk to the very same people they e-mail. As electronic collaboration technologies further... View Details
Keywords: by Sarah Jane Gilbert
- August 23, 2018
- Article
Using a New EHR System to Increase Patient Engagement, Improve Efficiency, and Decrease Cost
By: Katy French, Barbra Bryce Speer, Alexis B. Guzman, Tayab Andrabi, Iris Recinos, Keith A. Shook, James R. Incalcaterra, John C. Frenzel and Thomas W. Feeley
Patients and providers are frustrated with seemingly endless data entry. We used our patients’ vested interest in their own health care by actively engaging them in the entry of their own medical information into the EHR. Prior to the implementation of the new EHR we... View Details
Keywords: Health Care and Treatment; Analytics and Data Science; Performance Efficiency; Cost Management
French, Katy, Barbra Bryce Speer, Alexis B. Guzman, Tayab Andrabi, Iris Recinos, Keith A. Shook, James R. Incalcaterra, John C. Frenzel, and Thomas W. Feeley. "Using a New EHR System to Increase Patient Engagement, Improve Efficiency, and Decrease Cost." NEJM Catalyst (August 23, 2018).
- November 1998 (Revised July 2000)
- Case
Deere & Company: Sustaining Value
By: Malcolm S. Salter and Marlowe Dayley
The question facing Deere & Co. is whether or not to adopt some of the organizational technologies of private equity investors (decentralized equity holdings, use of leverage to control the disposition of cash flows, the externalization of the capital budgeting... View Details
Keywords: Budgets and Budgeting; Decision Choices and Conditions; Cash Flow; Private Equity; Wealth; Adoption; Manufacturing Industry
Salter, Malcolm S., and Marlowe Dayley. "Deere & Company: Sustaining Value." Harvard Business School Case 899-001, November 1998. (Revised July 2000.)
- 08 Jan 2008
- First Look
First Look: January 8, 2008
an association, its structure presents many limitations and hurdles to overcome involving investing in technology platform updates and generating ideas and initiatives to monetize the use community. Purchase this case:... View Details
Keywords: Martha Lagace
- 2012
- Chapter
Integrated Reporting Requires Integrated Assurance
By: Robert G. Eccles, Michael P. Krzus and Liv A. Watson
In the wake of the recent financial crisis, increasing the effectiveness of auditing has weighed heavily on the minds of those responsible for governance. When a business is profitable and paying healthy dividends to its stockholders, fraudulent activities and... View Details
- 2022
- Working Paper
The Routledge Handbook of Digital Consumption, Chapter 41: The Internet’s Effects on Consumption: Useful, Harmful, Playful
By: John A. Deighton and Leora Kornfeld
This chapter considers how digital culture has changed over the past decade, as the internet has grown its scope and user base. Billions around the world connect daily to an ever-expanding set of applications. A framework for thinking about digital effects is offered:... View Details
Deighton, John A., and Leora Kornfeld. "The Routledge Handbook of Digital Consumption, Chapter 41: The Internet’s Effects on Consumption: Useful, Harmful, Playful." Harvard Business School Working Paper, No. 22-049, January 2022.
- May 2022
- Article
Coins for Bombs: The Predictive Ability of On-Chain Transfers for Terrorist Attacks
By: Dan Amiram, Evgeny Lyandres and Daniel Rabetti
This study examines whether we can learn from the behavior of blockchain-based transfers to predict the financing of terrorist attacks. We exploit blockchain transaction transparency to map millions of transfers for hundreds of large on-chain service providers. The... View Details
Keywords: Blockchain; Bitcoin; Accounting; AI and Machine Learning; National Security; Governing Rules, Regulations, and Reforms
Amiram, Dan, Evgeny Lyandres, and Daniel Rabetti. "Coins for Bombs: The Predictive Ability of On-Chain Transfers for Terrorist Attacks." Journal of Accounting Research 60, no. 2 (May 2022): 427–466.
- February 2025
- Case
Blue Owl Financing of Ping Identity
By: Victoria Ivashina and Srimayi Mylavarapu
In the fall of 2022, Blue Owl Capital's investment committee evaluated a potential investment in the technology sector. The proposed transaction centered on Ping Identity Corporation (“Ping”), a fast-growing identity access management (IAM) software company that was... View Details
Keywords: Mergers and Acquisitions; Borrowing and Debt; Cash Flow; Investment; Privatization; Technology Industry; Technology Industry
Ivashina, Victoria, and Srimayi Mylavarapu. "Blue Owl Financing of Ping Identity." Harvard Business School Case 225-078, February 2025.
- 07 Aug 2007
- First Look
First Look: August 7, 2007
community and local entrepreneurs in India's software industry. We find that entrepreneurs located outside software hubs—in cities where monitoring and information flow on prospective clients is harder—rely significantly more on diaspora... View Details
Keywords: Martha Lagace
- 2019
- Working Paper
The Impact of the General Data Protection Regulation on Internet Interconnection
By: Ran Zhuo, Bradley Huffaker, KC Claffy and Shane Greenstein
The Internet comprises thousands of independently operated networks, where bilaterally negotiated interconnection agreements determine the flow of data between networks. The European Union’s General Data Protection Regulation (GDPR) imposes strict restrictions on... View Details
Keywords: Personal Data; Privacy Regulation; GDPR; Interconnection Agreements; Internet and the Web; Governing Rules, Regulations, and Reforms; European Union
Zhuo, Ran, Bradley Huffaker, KC Claffy, and Shane Greenstein. "The Impact of the General Data Protection Regulation on Internet Interconnection." NBER Working Paper Series, No. 26481, November 2019.