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- Faculty Publications (3,833)
Show Results For
- All HBS Web
(7,490)
- People (19)
- News (1,299)
- Research (5,128)
- Events (62)
- Multimedia (60)
- Faculty Publications (3,833)
- November–December 2015
- Article
Active Postmarketing Drug Surveillance for Multiple Adverse Events
By: Joel Goh, Margrét V. Bjarnadóttir, Mohsen Bayati and Stefanos A. Zenios
Postmarketing drug surveillance is the process of monitoring the adverse events of pharmaceutical or medical devices after they are approved by the appropriate regulatory authorities. Historically, such surveillance was based on voluntary reports by medical... View Details
Keywords: Drug Surveillance; Health Care; Stochastic Models; Queueing; Diffusion Approximation; Brownian Motion; Health Care and Treatment; Analytics and Data Science; Analysis
Goh, Joel, Margrét V. Bjarnadóttir, Mohsen Bayati, and Stefanos A. Zenios. "Active Postmarketing Drug Surveillance for Multiple Adverse Events." Operations Research 63, no. 6 (November–December 2015): 1528–1546. (Finalist, 2012 INFORMS Health Applications Society Pierskalla Award.)
- 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
Cintas, Celia, Skyler Speakman, Girmaw Abebe Tadesse, Victor Akinwande, Edward McFowland III, and Komminist Weldemariam. "Pattern Detection in the Activation Space for Identifying Synthesized Content." Pattern Recognition Letters 153 (January 2022): 207–213.
- Web
The Significance and Consequences of Financial Models - Option Pricing in Theory & Practice: The Nobel Prize Research of Robert C. Merton - Exhibits - Historical Collections
Introduction Prelude to the Option Pricing Model The Formula The Spread and Adoption of Option Pricing Models The Significance and Consequences of Financial Models Selected... View Details
- 01 Dec 2020
- News
New News
exciting. Michael Aft: We exist because traditional media is struggling. There are perverse incentives tied to the ad-revenue model that have made it challenging to consume high-quality content, and that’s true for everything from general... View Details
- July–August 2015
- Article
The Secret of Singapore: Why Cuba Should Look to Lee Kuan Yew's Thriving City-State for Economic Inspiration
By: Debora L. Spar
Between 1965 and 1991, Singapore grew at an astonishing compound annual growth rate of nearly 14%. Critics of the island's performance accused its celebrated leader, Lee Kuan Yew, of thinly veiled tendencies toward communism and authoritarianism; they argued that the... View Details
Keywords: Economic Models; Communism; Economic Policy; Economic Reform; Angel Investors; Authoritarianism; Economic Systems; Economy; Policy; Government and Politics; Singapore; Cuba
Spar, Debora L. "The Secret of Singapore: Why Cuba Should Look to Lee Kuan Yew's Thriving City-State for Economic Inspiration." Foreign Policy 213 (July–August 2015).
- April 2023 (Revised September 2023)
- Case
Apple's iPhone Revolution: Pioneering the Circular Economy
By: George Serafeim
When asked to identify an example of a circular economy business model that has generated billions in revenues for a company, ChatGPT, the famous chatbot that in 2022 rocked the world with its ability to perform a variety of tasks, immediately identified and... View Details
Keywords: Iphone; Smartphone; Waste Management; Recycling; Innovation; Product Upgrade; Product Life Cycle; Sustainability; Climate Impact; Digital; Business Model Innovation; Climate Change; Information Technology; Business Model; Electronics Industry; Information Technology Industry
Serafeim, George. "Apple's iPhone Revolution: Pioneering the Circular Economy." Harvard Business School Case 123-089, April 2023. (Revised September 2023.)
- March 2022
- Article
Sensitivity Analysis of Agent-based Models: A New Protocol
By: Emanuele Borgonovo, Marco Pangallo, Jan Rivkin, Leonardo Rizzo and Nicolaj Siggelkow
Agent-based models (ABMs) are increasingly used in the management sciences. Though useful, ABMs are often critiqued: it is hard to discern why they produce the results they do and whether other assumptions would yield similar results. To help researchers address such... View Details
Keywords: Agent-based Modeling; Sensitivity Analysis; Design Of Experiments; Total Order Sensitivity Indices; Organizations; Behavior; Decision Making; Mathematical Methods
Borgonovo, Emanuele, Marco Pangallo, Jan Rivkin, Leonardo Rizzo, and Nicolaj Siggelkow. "Sensitivity Analysis of Agent-based Models: A New Protocol." Computational and Mathematical Organization Theory 28, no. 1 (March 2022): 52–94.
- Research Summary
Overview
I study strategic interaction between organizations that operate different business models. View Details
- 2022
- Article
Nonparametric Subset Scanning for Detection of Heteroscedasticity
By: Charles R. Doss and Edward McFowland III
We propose Heteroscedastic Subset Scan (HSS), a novel method for identifying covariates that are responsible for violations of the homoscedasticity assumption in regression settings. Viewing the problem as one of anomalous pattern detection, we use subset scanning... View Details
Doss, Charles R., and Edward McFowland III. "Nonparametric Subset Scanning for Detection of Heteroscedasticity." Journal of Computational and Graphical Statistics 31, no. 3 (2022): 813–823.
- October 2023
- Article
Improving Regulatory Effectiveness Through Better Targeting: Evidence from OSHA
By: Matthew S. Johnson, David I. Levine and Michael W. Toffel
We study how a regulator can best target inspections. Our case study is a U.S. Occupational Safety and Health Administration (OSHA) program that randomly allocated some inspections. On average, each inspection averted 2.4 serious injuries (9%) over the next five years.... View Details
Keywords: Safety Regulations; Regulations; Regulatory Enforcement; Machine Learning Models; Safety; Operations; Service Operations; Production; Forecasting and Prediction; Decisions; United States
Johnson, Matthew S., David I. Levine, and Michael W. Toffel. "Improving Regulatory Effectiveness Through Better Targeting: Evidence from OSHA." American Economic Journal: Applied Economics 15, no. 4 (October 2023): 30–67. (Profiled in the Regulatory Review.)
- 2012
- Case
Zhejiang Semir Garment Co., Ltd.
By: F. Warren McFarlan, Jie Jiao and Yuren Fang
With the rapid growth of China's economy and China's increasing integration into the global economy in the past two decades, China's leisure clothing and garment enterprises achieved a rapid rise and became an important competitive force confronting the foreign brands... View Details
McFarlan, F. Warren, Jie Jiao, and Yuren Fang. "Zhejiang Semir Garment Co., Ltd." Tsinghua University Case, 2012.
- June 2017 (Revised May 2018)
- Supplement
Hilti Fleet Management Video Supplements
By: Ramon Casadesus-Masanell, Oliver Gassmann and Roman Sauer
This case explores the introduction of fleet management in the construction industry by the premium power tools manufacturer Hilti in 2000. Following its customers’ needs, Hilti moved from selling power tools to leasing them as a service. The introduction of the new... View Details
Keywords: Hilti; Business Model Innovation; Fleet Management; Decision-making; Implementation; Power Tools Industry; Europe; Switzerland; Liechtenstein; Business Model; Restructuring; Transformation; Transition; Customer Value and Value Chain; Construction; Leasing; Strategy; Decision Making; Construction Industry; Switzerland; Liechtenstein; Germany; Austria; Europe; United States; Asia; Brazil; China; Latin America; North America; Africa; Japan; Hong Kong
Casadesus-Masanell, Ramon, Oliver Gassmann, and Roman Sauer. "Hilti Fleet Management Video Supplements." Harvard Business School Multimedia/Video Supplement 717-808, June 2017. (Revised May 2018.)
- Web
The Spread and Adoption of Option Pricing Models - Option Pricing in Theory & Practice: The Nobel Prize Research of Robert C. Merton - Exhibits - Historical Collections
Introduction Prelude to the Option Pricing Model The Formula The Spread and Adoption of Option Pricing Models The Significance and Consequences of Financial Models Selected... View Details
- July–August 2020
- Article
Price Bargaining and Competition in Online Platforms: An Empirical Analysis of the Daily Deal Market
By: Lingling Zhang and Doug J. Chung
The prevalence of online platforms opens new doors to traditional businesses for customer reach and revenue growth. This research investigates platform choice in a setting where prices are determined by negotiations between platforms and businesses. We compile a unique... View Details
Keywords: Business-to-business Marketing; Platform Competition; Two-Sided Markets; Price Bargaining; Daily Deals; Structural Model; Digital Platforms; Competition; Price; Negotiation
Zhang, Lingling, and Doug J. Chung. "Price Bargaining and Competition in Online Platforms: An Empirical Analysis of the Daily Deal Market." Marketing Science 39, no. 4 (July–August 2020): 687–706.
- November, 2022
- Article
Role of Context in Knowledge Flows: Host Country versus Headquarters as Sources of MNC Subsidiary Knowledge Inheritance
By: Mike Horia Teodorescu, Prithwiraj Choudhury and Tarun Khanna
We respond to calls in the strategy and international business literature for elucidating how multinational subsidiaries develop contextual intelligence in host countries and how they use the local context as a source of valuable opportunities for learning. Applying... View Details
Keywords: MNCs; Knowledge Flows; Innovation; Gravity Model; Absorptive Capacity; Multinational Firms and Management; Business Subsidiaries; Knowledge Management; Business Headquarters; Innovation and Invention
Teodorescu, Mike Horia, Prithwiraj Choudhury, and Tarun Khanna. "Role of Context in Knowledge Flows: Host Country versus Headquarters as Sources of MNC Subsidiary Knowledge Inheritance." Special Issue on Decade Celebration Special Issue II. Global Strategy Journal 12, no. 4 (November, 2022): 658–678.
- Article
Aztec Castles and the dP3 Quiver
By: Megan Leoni, Gregg Musiker, Seth Neel and Paxton Turner
Bipartite, periodic, planar graphs known as brane tilings can be associated to a large class of quivers. This paper will explore new algebraic properties of the well-studied del Pezzo 3 (dP3) quiver and geometric properties of its corresponding brane tiling. In... View Details
Leoni, Megan, Gregg Musiker, Seth Neel, and Paxton Turner. "Aztec Castles and the dP3 Quiver." Journal of Physics A: Mathematical and Theoretical 47, no. 47 (November 28, 2014).
- March 2024
- Background Note
Physical Climate Risk
By: Michael W. Toffel, Spencer Glendon and Alison Smart
This note describes how managers can identify their company’s physical climate risks, which can heighten the risk of business disruption, change the costs of operations and supply chains, and affect the demand for their goods and services. The note also provides a... View Details
- February 2015 (Revised June 2016)
- Case
AltSchool: School Reimagined
By: John J-H Kim, Kyla Wilkes and Christine S. An
Max Ventilla and his team launches in 2013 AltSchool, a new network of tech-savvy independent K-8 "micro-schools." AltSchool is born out of Ventilla's frustration with the education options available for his young daughter. During his search, Ventilla comes to the... View Details
Keywords: Education Technology; School Models; Product Development; Entrepreneurship; Talent Development And Retention; Social Impact Investment; Information Technology; Business Model; Education; Business Startups; Customization and Personalization; Growth and Development Strategy; Education Industry; United States
Kim, John J-H, Kyla Wilkes, and Christine S. An. "AltSchool: School Reimagined." Harvard Business School Case 315-054, February 2015. (Revised June 2016.)
- August 2021
- Case
Mylestone: Can Multiple Pivots Preserve the Life of a Death Tech Startup?
By: Shikhar Ghosh and Marilyn Morgan Westner
Dave Balter and Jim Myers co-founded Mylestone, a death tech startup that applied technology to transform how grieving people memorialize the dead. The startup addressed a cultural problem and promised to solve a pressing need in the antiquated, multi-billion dollar... View Details
Keywords: Pivot; Startup; Business Model; Cryptocurrency; Ethical Decision Making; Emotions; Growth and Development Strategy; Ethics; Market Entry and Exit; Customer Relationship Management; Loss; Change Management; Relationships
Ghosh, Shikhar, and Marilyn Morgan Westner. "Mylestone: Can Multiple Pivots Preserve the Life of a Death Tech Startup?" Harvard Business School Case 822-018, August 2021.
- July 2014 (Revised August 2015)
- Case
Qihoo
By: Feng Zhu
Qihoo, one of the largest Internet companies in China today, was founded in 2005. The company started its business by offering a security software product, and quickly dominated the market in China after its unusual move of giving its product away for free in 2009.... View Details