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  • 2011
  • Article

Scalable Detection of Anomalous Patterns With Connectivity Constraints

By: Skyler Speakman, Edward McFowland III and Daniel B. Neill
We present GraphScan, a novel method for detecting arbitrarily shaped connected clusters in graph or network data. Given a graph structure, data observed at each node, and a score function defining the anomalousness of a set of nodes, GraphScan can efficiently and... View Details
Keywords: Biosurveillance; Event Detection; Graph Mining; Scan Statistics; Spatial Scan Statistic
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  • Article

Third-party Punishment as a Costly Signal of Trustworthiness

By: Jillian J. Jordan, Moshe Hoffman, Paul Bloom and David G. Rand
Third-party punishment (TPP), in which unaffected observers punish selfishness, promotes cooperation by deterring defection. But why should individuals choose to bear the costs of punishing? We present a game theoretic model of TPP as a costly signal of... View Details
Keywords: Third-party Punishment; Trustworthiness; Behavior; Trust; Game Theory
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  • 2011
  • Chapter

American Exceptionalism?: A Comparative Analysis of the Origins and Trajectory of U.S. Business Education Development

By: Rakesh Khurana
As business education in an academic setting becomes an increasingly global phenomenon, the university-based business school in America remains a unique institution. This holds true despite the fact that the American business school as it evolved in the post-World War... View Details
Keywords: Values and Beliefs; Business History; Business Education; Power and Influence; Society; United States; Europe
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  • 2010
  • Working Paper

The Architecture of Complex Systems: Do Core-periphery Structures Dominate?

By: Alan MacCormack, Carliss Y. Baldwin and John Rusnak

Any complex technological system can be decomposed into a number of subsystems and associated components, some of which are core to system function while others are only peripheral. The dynamics of how such "core-periphery" structures evolve and become embedded in a... View Details

Keywords: Innovation and Management; Product Design; Practice; Core Relationships; Software; Information Technology Industry
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  • 01 Dec 2023
  • News

The Exchange: Help Wanted

work well, the best way to capture it would be to observe the same person managing different teams and evaluate whether the team improves as this person arrives. It’s not science fiction; this kind of analysis can be done with the data... View Details
Keywords: Business Schools & Computer & Management Training; Educational Services
  • 10 May 2021
  • Research & Ideas

Who Has Potential? For Many White Men, It’s Often Other White Men

equal opportunities to thrive and succeed.” Breaking the sameness cycle One troubling pattern Ely has observed in many organizations struggling to retain white women and employees of color: They tend to have an “assessment” culture, which... View Details
Keywords: by Dina Gerdeman
  • 15 Oct 2018
  • Research & Ideas

Shaky Business: How Handshakes Win Negotiations

the table, according to their paper, “Handshaking Promotes Deal-Making by Signaling Cooperative Intent,” forthcoming in the Journal of Personality and Social Psychology. To shake, or not to shake? In one experiment, the researchers View Details
Keywords: by Michael Blanding
  • 10 Dec 2021
  • Research & Ideas

Truth Be Told: Unpacking the Risks of Whistleblowing

feels comfortable telling a boss, “Oh, I just observed that no one is wearing a helmet in the factory. Maybe we should change that.” The upside for the organization when someone speaks up is that it can prevent additional costs or bigger... View Details
Keywords: by April White
  • 22 Aug 2012
  • Working Paper Summaries

A Randomized Field Study of a Leadership WalkRounds™-Based Intervention

Background: Leadership WalkRounds have been widely adopted as a technique for improving patient safety and safety climate. WalkRounds involve senior managers directly observing frontline work and soliciting employees' ideas about... View Details
Keywords: by Anita L. Tucker & Sara J. Singer; Health
  • Article

Eliminating Unintended Bias in Personalized Policies Using Bias-Eliminating Adapted Trees (BEAT)

By: Eva Ascarza and Ayelet Israeli

An inherent risk of algorithmic personalization is disproportionate targeting of individuals from certain groups (or demographic characteristics such as gender or race), even when the decision maker does not intend to discriminate based on those “protected”... View Details

Keywords: Algorithm Bias; Personalization; Targeting; Generalized Random Forests (GRF); Discrimination; Customization and Personalization; Decision Making; Fairness; Mathematical Methods
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  • Article

Product Quality and Entering Through Tying: Experimental Evidence

By: Hyunjin Kim and Michael Luca
Dominant platform businesses often develop products in adjacent markets to complement their core business. One common approach used to gain traction in these adjacent markets has been to pursue a tying strategy. For example, Microsoft pre-installed Internet Explorer... View Details
Keywords: Tying; Platform Strategy; Google; Product; Quality; Digital Platforms; Strategy; Market Entry and Exit
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  • 2018
  • Working Paper

Show or Tell? Improving Agent Decision Making in a Tanzanian Mobile Money Field Experiment

By: Jason Acimovic, Chris Parker, David F. Drake and Karthik Balasubramanian
When workers make operational decisions, the firm's global knowledge and the workers’ domain-specific knowledge complement each other. Oftentimes workers have the final decision-making power. Two key decisions a firm makes when designing systems to support these... View Details
Keywords: Employees; Decision Making; Training; Performance Improvement; Money; Mobile Technology; Developing Countries and Economies; Financial Services Industry
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  • 2017
  • Working Paper

Digital Agility: The Impact of Software Portfolio Architecture on IT System Evolution

By: Alan MacCormack, Robert Lagerström, Martin Mocker and Carliss Y. Baldwin
The modern industrial firm increasingly relies on software to support its competitive position. However, the uncertain and dynamic nature of today’s global marketplace dictates that this software be continually evolved and adapted to meet new business challenges. This... View Details
Keywords: Information Systems; Software; Architecture; Modularity; Agility; Coupling; Applications and Software; Design; Decisions; Performance
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  • 18 Jul 2013
  • Working Paper Summaries

Cumulative Innovation & Open Disclosure of Intermediate Results: Evidence from a Policy Experiment in Bioinformatics

Keywords: by Kevin J. Boudreau & Karim Lakhani
  • 2024
  • Working Paper

How Do Global Portfolio Investors Hedge Currency Risk?

By: Robin Greenwood and Alex Cheema-Fox
We use monthly portfolio data from one of the world’s largest custodian banks, with over $40 trillion assets under custody, to study how global portfolio investors hedge foreign exchange risk in their equity and fixed income portfolios over the past 25 years. The data... View Details
Keywords: Investment Portfolio; Investment Funds; Currency; Risk and Uncertainty
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  • 2025
  • Working Paper

Managing Remote Work Quality: Evidence from Auditing Management Systems Standards

By: Ashley Palmarozzo, Michael W. Toffel and Melissa Ouellet
Remote work has become more common, providing operational flexibility and productivity benefits, but questions remain about whether and how it affects work quality. We investigate the quality effects of remote work in a context in which remote work separates workers... View Details
Keywords: Audit; Auditing; Remote Work; Compliance; Assessment; Environment; Management Systems; Quality Management; Quality Management System; Quality; Operations; Supply Chain Management; Environmental Management; Safety
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  • 13 Mar 2014
  • HBS Seminar

Karthik Ramanna, Harvard Business School

  • 19 Dec 2023
  • Research & Ideas

15 Podcast Episodes That Grabbed Listeners in 2023

ethics, and workforce implications. How LinkedIn Parses Talent, Skills, and Diversity Professional work has hit multiple inflection points—from generative AI to remote work and shifting skills requirements. There are few better vantage points for View Details
Keywords: by Danielle Kost
  • 14 Sep 2020
  • Research & Ideas

You're Right! You Are Working Longer and Attending More Meetings

percent more emails a day. Emails had 2.9 percent more recipients. About 8.3 percent more emails were sent after business hours. [div class=infogram-embed data-id=_/nWyGM0C7M7QHWL4nsOyX][/div] Sadun and Polzer also analyzed meeting invitations—the quantity, duration,... View Details
Keywords: by Danielle Kost
  • 20 Jul 2011
  • Research & Ideas

Five Discovery Skills that Distinguish Great Innovators

the world around them—including customers, products, services, technologies, and companies—and the observations help them gain insights into and ideas for new ways of doing things. Jobs's observation trip to... View Details
Keywords: by Jeff Dyer, Hal Gergersen & Clayton M. Christensen