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  • Article

Pattern Detection in the Activation Space for Identifying Synthesized Content

By: Celia Cintas, Skyler Speakman, Girmaw Abebe Tadesse, Victor Akinwande, Edward McFowland III and Komminist Weldemariam
Generative Adversarial Networks (GANs) have recently achieved unprecedented success in photo-realistic image synthesis from low-dimensional random noise. The ability to synthesize high-quality content at a large scale brings potential risks as the generated samples may... View Details
Keywords: Subset Scanning; Generative Models; Synthetic Content Detection
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  • October 2008
  • Article

Risk Frameworks and Biomonitoring: Distributed Regulation of Synthetic Chemicals in Humans

By: Arthur A. Daemmrich
The ability to detect and measure the presence of synthetic chemicals at trace levels in humans coupled to increased environmental NGO mobilization concerning chemical exposure has challenged risk and regulatory frameworks built up over the past quarter-century. This... View Details
Keywords: Chemicals; Governing Rules, Regulations, and Reforms; Risk Management; Natural Environment; Pollutants; Non-Governmental Organizations; United States
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  • 2018
  • Working Paper

Need for Speed: The Impact of Website Performance on Online Retail

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
The share of e-commerce sales is rapidly increasing and so are the associated losses generated by website outages and slow websites. We leverage novel retail and website performance data to investigate the impact of website performance on online sales. This question is... View Details
Keywords: Online Retail; Quasi-experiments; Abandonment; Synthetic Control; Internet and the Web; Performance; Service Operations
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  • Article

Fast Subset Scan for Multivariate Spatial Biosurveillance

By: Daniel B. Neill, Edward McFowland III and Huanian Zheng
We present new subset scan methods for multivariate event detection in massive space-time datasets. We extend the recently proposed 'fast subset scan' framework from univariate to multivariate data, enabling computationally efficient detection of irregular space-time... View Details
Keywords: Algorithms; Disease Surveillance; Event Detection; Scan Statistics; Spatial Scan
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  • 2019
  • Working Paper

The Comprehensive Effects of a Digital Paywall Sales Strategy

By: Doug J. Chung, Ho Kim and Reo Song
This paper explores the multiple and comprehensive effects of a digital paywall sales strategy, an increasingly common means of go-to-market for media firms. Specifically, we examine the effects of a digital paywall on a media firm’s two sources of income—subscription... View Details
Keywords: Digital Paywall; Demand Substitution; Spillover Effect; Synthetic Control; Sales; Strategy; Media; Newspapers; Publishing Industry
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  • May–June 2023
  • Article

Need for Speed: The Impact of In-Process Delays on Customer Behavior in Online Retail

By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
The impact of delays has been widely studied in various offline services. The focus of this study is online services, and we explore the impact of in-process delays—measured by website speed—on customer behavior. We leverage novel retail and website speed data to... View Details
Keywords: Online Retail; Quasi-experiments; Abandonment; Synthetic Control; E-commerce; Internet and the Web; Consumer Behavior; Policy; Retail Industry
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  • May 2020
  • Article

Scalable Holistic Linear Regression

By: Dimitris Bertsimas and Michael Lingzhi Li
We propose a new scalable algorithm for holistic linear regression building on Bertsimas & King (2016). Specifically, we develop new theory to model significance and multicollinearity as lazy constraints rather than checking the conditions iteratively. The resulting... View Details
Keywords: Mathematical Methods; Analytics and Data Science
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  • 2023
  • Article

Exploiting Discovered Regression Discontinuities to Debias Conditioned-on-observable Estimators

By: Benjamin Jakubowski, Siram Somanchi, Edward McFowland III and Daniel B. Neill
Regression discontinuity (RD) designs are widely used to estimate causal effects in the absence of a randomized experiment. However, standard approaches to RD analysis face two significant limitations. First, they require a priori knowledge of discontinuities in... View Details
Keywords: Regression Discontinuity Design; Analytics and Data Science; AI and Machine Learning
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  • 08 Jul 2019
  • Research & Ideas

Are Paywalls Saving Newspapers?

paywall sales strategy, you have to make sure you have the reputation and the uniqueness of content to do it ” “We look at the whole picture—both the digital and print channels, and the two revenue sources of the firms, advertising and... View Details
Keywords: by Kristen Senz; Journalism & News; Media & Broadcasting
  • November–December 2022
  • Article

Your Company Needs a Space Strategy. Now.

By: Matthew Weinzierl, Prithwiraj (Raj) Choudhury, Tarun Khanna, Alan MacCormack and Brendan Rosseau
Space is becoming a potential source of value for businesses across a range of sectors, including agriculture, pharmaceuticals, consumer goods, and tourism. To understand what the opportunities are for your company, the authors advise you to consider the four ways in... View Details
Keywords: Space Strategy; Emerging Markets; Natural Resources; Analytics and Data Science; Organizational Change and Adaptation; Adaptation; Competition; Aerospace Industry
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  • 18 Feb 2009
  • First Look

First Look: February 18, 2009

accountability. But partners are not paid until after their work is complete, and advertisers can extend this delay both to improve detection of improper partner practices and to punish partners who turn out to be rule-breakers. I capture... View Details
Keywords: Martha Lagace
  • 18 Feb 2025
  • HBS Seminar

Andrey Simonov, Columbia University

  • 23 Jul 2013
  • First Look

First Look: July 23

proposed shift from fee-for-service to "global payments" covering all or most of an individual's care. The case examines the content and sequencing of both phases of health care reform in Massachusetts, enabling discussion of... View Details
Keywords: Anna Secino
  • 09 Jan 2024
  • In Practice

Harnessing AI: What Businesses Need to Know in ChatGPT’s Second Year

contexts demonstrated that generative AI has the potential to enhance productivity (speed and efficiency of task completion), quality (precision in execution), and creativity (albeit with limitations). Notably, the simulation of synthetic... View Details
Keywords: by Rachel Layne; Information Technology
  • 03 Feb 2012
  • HBS Seminar

Dr. Regina Dugan, Director, Defense Advanced Research Projects Agency (DARPA)

  • Web

Podcast - Business & Environment

Technology 04 DEC 2024 | Climate Rising Carsten Brinkschulte is the CEO of Dryad, a company that leverages AI to detect wildfires early and prevent catastrophic damage. Carsten shares his journey from a telecom entrepreneur to climate... View Details
  • 04 Jan 2017
  • What Do You Think?

How Much Bureaucracy is a Good Thing in Government and Business?

to make key decisions with the agility of System 1 (using Kahneman’s terminology) while within a larger System 2-developed strategic framework.” Chiding other respondents for not shedding more light on the role that bureaucracies can perform, Eric W. Taylor, Jr.... View Details
Keywords: by James L. Heskett
  • 15 Nov 2022
  • Op-Ed

Why TikTok Is Beating YouTube for Eyeball Time (It’s Not Just the Dance Videos)

third solution, based not on social media but on entertainment media. Entertainment algorithms loop back and forth from content that’s offered to a response detected until they identify something that... View Details
Keywords: by John Deighton and Leora Kornfeld
  • Web

Bankruptcy | Baker Library | Bloomberg Center | Harvard Business School

Skip to Main Content Lehman Brothers Collection Resources Baker Library Collections Corporate Reports Collection R. G. Dun & Co. Credit Reports HBS Cases Baker Old Class Collection Related Archival Collections Bibliography Site Credits... View Details
  • Web

Human Behavior & Decision-Making - Faculty & Research

perceived more spontaneous kinds of thought to reveal greater self-insight than more controlled kinds of thought in Study 1 (e.g., intuition versus deliberation), and perceived thoughts with the same content and target to reveal greater... View Details