Filter Results
:
(901)
Show Results For
-
All HBS Web
(5,251)
- Faculty Publications (901)
Show Results For
-
All HBS Web
(5,251)
- Faculty Publications (901)
- 2022
- Working Paper
Why Do Index Funds Have Market Power? Quantifying Frictions in the Index Fund Market
By: Zach Y. Brown, Mark Egan, Jihye Jeon, Chuqing Jin and Alex A. Wu
Index funds are one of the most common ways investors access financial markets and are perceived to be a transparent and low-cost alternative to active investment management. Despite these purported virtues of index fund investing and the introduction of new products...
View Details
Keywords:
Mutual Funds;
Passive Investing;
Asset Management;
Financial Markets;
Investment Funds;
Financial Management;
Financial Services Industry;
United States
Brown, Zach Y., Mark Egan, Jihye Jeon, Chuqing Jin, and Alex A. Wu. "Why Do Index Funds Have Market Power? Quantifying Frictions in the Index Fund Market." Harvard Business School Working Paper, No. 24-019, October 2023. (NBER Working Paper Series, No. 31778, October 2023.)
- October 2023
- Supplement
Making Progress at Progress Software (B)
By: Katherine Coffman, Hannah Riley Bowles and Alexis Lefort
In this case, the Human Capital team at Progress Software has identified that some employees have a hard time understanding how to advance within Progress. This realization leads the team to develop several major people-process innovations: the introduction of...
View Details
- 2023
- Working Paper
Black-box Training Data Identification in GANs via Detector Networks
By: Lukman Olagoke, Salil Vadhan and Seth Neel
Since their inception Generative Adversarial Networks (GANs) have been popular generative models across images, audio, video, and tabular data. In this paper we study whether given access to a trained GAN, as well as fresh samples from the underlying distribution, if...
View Details
Olagoke, Lukman, Salil Vadhan, and Seth Neel. "Black-box Training Data Identification in GANs via Detector Networks." Working Paper, October 2023.
- 2023
- Working Paper
Causal Interpretation of Structural IV Estimands
By: Isaiah Andrews, Nano Barahona, Matthew Gentzkow, Ashesh Rambachan and Jesse M. Shapiro
We study the causal interpretation of instrumental variables (IV) estimands of nonlinear, multivariate structural models with respect to rich forms of model misspecification. We focus on guaranteeing that the researcher's estimator is sharp zero consistent, meaning...
View Details
Keywords:
Mathematical Methods
Andrews, Isaiah, Nano Barahona, Matthew Gentzkow, Ashesh Rambachan, and Jesse M. Shapiro. "Causal Interpretation of Structural IV Estimands." NBER Working Paper Series, No. 31799, October 2023.
- 2023
- Working Paper
In-Context Unlearning: Language Models as Few Shot Unlearners
By: Martin Pawelczyk, Seth Neel and Himabindu Lakkaraju
Machine unlearning, the study of efficiently removing the impact of specific training points on the
trained model, has garnered increased attention of late, driven by the need to comply with privacy
regulations like the Right to be Forgotten. Although unlearning is...
View Details
Pawelczyk, Martin, Seth Neel, and Himabindu Lakkaraju. "In-Context Unlearning: Language Models as Few Shot Unlearners." Working Paper, October 2023.
- September 2023
- Teaching Note
Esquel Group
By: William C. Kirby and Noah B. Truwit
Teaching Note for HBS Case Nos. 307-076 and 322-058. These cases focus on the experience of China's largest shirt manufacturer, Esquel Group, and how it manages various aspects of government relations in China and abroad. The A case identifies a wide variety of social...
View Details
- September 2023
- Teaching Note
Roche: ESG and Access to Healthcare
By: George Serafeim
Teaching Note for HBS Case No. 123-075. In May 2022, Roche Group, one of the largest healthcare companies in the world, hosted its first ESG investor event focused exclusively on its efforts to impact access to healthcare. While Roche had recently set an ambitious goal...
View Details
- September 2023
- Module Note
Live Case Exercise for Financial Reporting
By: Tatiana Sandino and Marshal Herrmann
Harvard Business School employs the case method as a cornerstone of its pedagogy, providing students with opportunities to engage in discussions related to difficult or contentious decisions confronted by real-world organizations. In this “live case,” we depart from...
View Details
- 2023
- Working Paper
Navigating the Jagged Technological Frontier: Field Experimental Evidence of the Effects of AI on Knowledge Worker Productivity and Quality
By: Fabrizio Dell'Acqua, Edward McFowland III, Ethan Mollick, Hila Lifshitz-Assaf, Katherine C. Kellogg, Saran Rajendran, Lisa Krayer, François Candelon and Karim R. Lakhani
The public release of Large Language Models (LLMs) has sparked tremendous interest in how humans will use Artificial Intelligence (AI) to accomplish a variety of tasks. In our study conducted with Boston Consulting Group, a global management consulting firm, we examine...
View Details
Keywords:
Large Language Model;
AI and Machine Learning;
Performance Efficiency;
Performance Improvement
Dell'Acqua, Fabrizio, Edward McFowland III, Ethan Mollick, Hila Lifshitz-Assaf, Katherine C. Kellogg, Saran Rajendran, Lisa Krayer, François Candelon, and Karim R. Lakhani. "Navigating the Jagged Technological Frontier: Field Experimental Evidence of the Effects of AI on Knowledge Worker Productivity and Quality." Harvard Business School Working Paper, No. 24-013, September 2023.
- September 2023 (Revised October 2023)
- Case
CyberArk: Fearlessly Forward in a Digital World
By: David B. Yoffie and Daniela Beyersdorfer
CyberArk was a leader in privileged access management and was an emerging leader in security identity. This case explores strategies in cybersecurity and whether big bets are needed to become a global leader.
View Details
- September 2023
- Article
Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement
By: George Serafeim and Aaron Yoon
We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and...
View Details
Keywords:
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Ratings;
ESG Reporting;
ESG Disclosure Metrics;
Sustainability;
Investments;
Disagreement;
Rating Disagreement;
Ratings;
Environmental Sustainability;
Social Issues;
Corporate Social Responsibility and Impact;
Performance;
News;
Investment;
Financial Markets;
Stocks;
Price
Serafeim, George, and Aaron Yoon. "Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement." Special Issue on RAST 2022 Conference. Review of Accounting Studies 28, no. 3 (September 2023): 1500–1530.
- 2023
- Working Paper
Toward Decision-Useful Carbon Information
By: Gunther Glenk
Companies are increasingly viewed as crucial drivers for timely decarbonization. Current accounting practices for greenhouse gas (GHG) emissions, however, often leave corporate carbon disclosures and abatement obscured. Here I introduce a taxonomy for assuring the...
View Details
Keywords:
Carbon Emissions;
Decarbonization;
Carbon Accounting;
Net-zero Emissions;
Greenhouse Gas Emissions;
Environment;
Environmental Impact;
Management;
Sustainable Cities;
Corporate Disclosure;
Environmental Accounting;
Environmental Management;
Climate Change;
Accounting Industry;
Consulting Industry;
Energy Industry;
Auto Industry;
Construction Industry;
Transportation Industry;
Financial Services Industry;
Green Technology Industry;
Industrial Products Industry;
Information Technology Industry;
Manufacturing Industry;
Public Administration Industry;
Steel Industry;
Utilities Industry;
Europe;
North America;
South America;
Africa;
Asia
Glenk, Gunther. "Toward Decision-Useful Carbon Information." Harvard Business School Working Paper, No. 24-026, September 2023. (TRR 266 Accounting for Transparency Working Paper Series, No. 121, May 2023.)
- August 2023
- Article
Status and Mortality: Is There a Whitehall Effect in the United States?
By: Tom Nicholas
The influential Whitehall studies found that top-ranking civil servants in Britain experienced lower mortality than civil servants below them in the organizational hierarchy due to differential exposure to workplace stress. I test for a Whitehall effect in the United...
View Details
Nicholas, Tom. "Status and Mortality: Is There a Whitehall Effect in the United States?" Economic History Review 76, no. 3 (August 2023): 1191–1230.
- July 2023 (Revised February 2024)
- Case
India Stack: Digital Public Infrastructure for All
By: Tarun Khanna, Anjali Raina and Rachna Chawla
Amitabh Kant, India Sherpa in the year of India's G20 Presidency, and Nandan Nilekani iconic tech entrepreneur wondered how to share India's model of digital public infrastructure to build social and economic inclusion. 'India Stack', the umbrella term for India's DPI...
View Details
- July 2023 (Revised February 2024)
- Case
Clair
By: Lauren Cohen, Grace Headinger and Marcos Quirno
Clair was founded with a simple mission: to expedite America’s workers access to their hard-earned wages. In the headwinds of the COVID-19 pandemic, the startup had successfully raised a seed round of $4.5 million, and within two years the earned wage access (EWA)...
View Details
Keywords:
Fintech;
Ewa;
Lending;
Technology;
Business Startups;
Borrowing and Debt;
Financing and Loans;
Personal Finance;
Employees;
Retention;
Wages;
Growth and Development Strategy;
Social Enterprise;
Poverty;
Business Strategy;
Value Creation;
Business Model;
Mission and Purpose;
Financial Services Industry;
United States
- 2023
- Article
Evidence from the First Shared Medical Appointments (SMAs) Randomised Controlled Trial in India: SMAs Increase the Satisfaction, Knowledge, and Medication Compliance of Patients with Glaucoma
By: Nazlı Sönmez, Kavitha Srinivasan, Rengaraj Venkatesh, Ryan W. Buell and Kamalini Ramdas
In Shared Medical Appointments (SMAs), patients with similar conditions meet the physician together and each receives one-on-one attention. SMAs can improve outcomes and physician productivity. Yet privacy concerns have stymied adoption. In physician-deprived nations,...
View Details
Sönmez, Nazlı, Kavitha Srinivasan, Rengaraj Venkatesh, Ryan W. Buell, and Kamalini Ramdas. "Evidence from the First Shared Medical Appointments (SMAs) Randomised Controlled Trial in India: SMAs Increase the Satisfaction, Knowledge, and Medication Compliance of Patients with Glaucoma." e0001648. PLoS Global Public Health 3, no. 7 (2023).
- 2023
- Book
Suharto's Cold War: Indonesia, Southeast Asia, and the World
By: Mattias Fibiger
After the murder of senior generals in the Indonesian army by elements of the country's communist party in 1965, General Suharto orchestrated the mass killing of some half a million leftists and fellow travelers. But his ambitions spanned far beyond perpetrating a...
View Details
Keywords:
Indonesia;
Cold War;
Political Economy;
Foreign Aid;
International Investment;
International Relations;
International Finance;
History;
War;
Economic Systems;
Government and Politics;
Indonesia;
Southeast Asia
Fibiger, Mattias. Suharto's Cold War: Indonesia, Southeast Asia, and the World. New York: Oxford University Press, 2023.
- 2023
- Article
Building the Business Case for an Inclusive Approach to Digital Health Measurement with a Web App (Market Opportunity Calculator): Instrument Development Study
By: Mitchell Tang, Yashoda Sharma, Jennifer C. Goldsack and Ariel Dora Stern
Background: The use of digital health measurement tools has grown substantially in recent years. However, there are concerns that the promised benefits from these products will not be shared equitably. Underserved populations, such as those with lower education and...
View Details
Keywords:
Demographics;
Product Development;
Health Care and Treatment;
Medical Devices and Supplies Industry
Tang, Mitchell, Yashoda Sharma, Jennifer C. Goldsack, and Ariel Dora Stern. "Building the Business Case for an Inclusive Approach to Digital Health Measurement with a Web App (Market Opportunity Calculator): Instrument Development Study." JMIR Formative Research 7 (2023).
- Summer 2023
- Article
Do Policies to Increase Access to Treatment for Opioid Use Disorder Work?
By: Eric Barrette, Leemore S. Dafny and Karen Shen
Even among commercially insured individuals, opioid use disorder is undertreated in the United States: nearly half receive no treatment within six months of a new diagnosis. Using a difference-in-differences specification exploiting the extension of insurance parity...
View Details
Keywords:
Opioid Treatment;
Medication-assisted Treatment;
Substance Use Disorder;
Private Insurance;
Insurance;
Health Care and Treatment
Barrette, Eric, Leemore S. Dafny, and Karen Shen. "Do Policies to Increase Access to Treatment for Opioid Use Disorder Work?" American Journal of Health Economics 9, no. 3 (Summer 2023): 297–330.
- 2023
- Working Paper
The Economic and Environmental Effects of Making Electricity Infrastructure Excludable
By: Husnain Fateh Ahmad, Ayesha Ali, Robyn C. Meeks, Zhenxuan Wang and Javed Younas
Electricity theft occurs when individuals cannot be excluded from accessing services. We study the impacts of an infrastructure upgrade in Karachi, Pakistan -- converting bare distribution wires to aerial bundled cables (ABCs) -- that was intended to prevent illegal...
View Details
Ahmad, Husnain Fateh, Ayesha Ali, Robyn C. Meeks, Zhenxuan Wang, and Javed Younas. "The Economic and Environmental Effects of Making Electricity Infrastructure Excludable." SSRN Working Paper Series, July 2023.