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Show Results For
-
All HBS Web
(7,450)
- People (19)
- News (1,294)
- Research (5,100)
- Events (61)
- Multimedia (60)
- Faculty Publications (3,812)
- 2021
- Working Paper
The Value of Intermediation in the Stock Market
By: Marco Di Maggio, Mark Egan and Francesco Franzoni
We estimate a structural model of broker choice to quantitatively decompose the value that institutional investors attach to broker services. Studying over 300 million institutional equity trades, we find that investors are sensitive to both explicit and implicit...
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Keywords:
Financial Intermediation;
Institutional Investors;
Research Analysts;
Broker Networks;
Equity Trading;
Institutional Investing;
Financial Services Industry
Di Maggio, Marco, Mark Egan, and Francesco Franzoni. "The Value of Intermediation in the Stock Market." Harvard Business School Working Paper, No. 20-016, August 2019. (Revised June 2021. Accepted at the Journal of Financial Economics.)
- September 2006
- Article
Dynamic Scoring: A Back-of-the-Envelope Guide
By: Matthew C. Weinzierl and N. Gregory Mankiw
This paper uses the neoclassical growth model to examine the extent to which a tax cut pays for itself through higher economic growth. The model yields simple expressions for the steady-state feedback effect of a tax cut. The feedback is surprisingly large: for...
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Weinzierl, Matthew C., and N. Gregory Mankiw. "Dynamic Scoring: A Back-of-the-Envelope Guide." Journal of Public Economics 90, no. 8 (September 2006): 1415–1433.
- 04 Jan 2018
- Cold Call Podcast
How to Monetize Happiness
- January 2022
- Case
Somatus: Value-Based Kidney Care (A)
By: Ariel D. Stern, Robert S. Huckman and Sarah Mehta
When Dr. Ikenna Okezie founded Somatus, a value-based kidney care provider, his goal had been nothing short of transforming kidney care delivery in the United States. Rather than relying on dialysis, a costly and intensive treatment for late-stage kidney disease, the...
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Keywords:
Business Startups;
Disruption;
Entrepreneurship;
Health;
Health Care and Treatment;
Health Disorders;
Medical Specialties;
Innovation and Invention;
Disruptive Innovation;
Management;
Strategy;
Business Strategy;
Value;
Value Creation;
Health Industry;
United States;
Virginia
Stern, Ariel D., Robert S. Huckman, and Sarah Mehta. "Somatus: Value-Based Kidney Care (A)." Harvard Business School Case 622-009, January 2022.
- Forthcoming
- Article
Reflexivity in Credit Markets
By: Robin Greenwood, Samuel G. Hanson and Lawrence J. Jin
Reflexivity is the idea that investors' biased beliefs affect market outcomes and that market outcomes in turn affect investors’ future biases. We develop a dynamic behavioral model of the credit cycle featuring this two-way feedback loop. Investors form beliefs about...
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Greenwood, Robin, Samuel G. Hanson, and Lawrence J. Jin. "Reflexivity in Credit Markets." Journal of Finance (forthcoming).
- April 18, 2023
- Article
The Rebirth of Software as a Service
By: Frank V. Cespedes and Jacco van der Kooij
Traditional sales models focus on customer acquisition and the “funnel” or “pipeline” metrics that dominate talk about sales. But this approach falls short when applied to a recurring revenue business, where the customer life cycle looks more like a bowtie, not a...
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Cespedes, Frank V., and Jacco van der Kooij. "The Rebirth of Software as a Service." Harvard Business Review (website) (April 18, 2023).
- 2024
- Report
The Economic Benefits of a Public Sector Nano, Micro, Small and Medium Enterprise (nMSME) Grading Agency: Evidence from Nigeria
By: Saveshen Pillay, Zaakirah Ismail, Anywhere Sikochi and Charles Odii
This is a summary of our working paper exploring the possibility of creating a public sector small and medium enterprise (SME) grading system in Emerging Markets. Using research and insights from ongoing work with the Nigerian government, the first country in Africa to...
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Pillay, Saveshen, Zaakirah Ismail, Anywhere Sikochi, and Charles Odii. "The Economic Benefits of a Public Sector Nano, Micro, Small and Medium Enterprise (nMSME) Grading Agency: Evidence from Nigeria." Report, March 2024.
- 2017
- Working Paper
Self-Employment Dynamics and the Returns to Entrepreneurship
By: Eleanor W. Dillon and Christopher T. Stanton
Small business owners and others in self-employment have the option to transition to paid work. If there is initial uncertainty about entrepreneurial earnings, this option increases the expected lifetime value of self-employment relative to pay in a single year. This...
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Keywords:
Self-employed;
Small Business;
Business Earnings;
Entrepreneurship;
Ownership;
Compensation and Benefits
Dillon, Eleanor W., and Christopher T. Stanton. "Self-Employment Dynamics and the Returns to Entrepreneurship." Harvard Business School Working Paper, No. 17-022, September 2016. (Revised March 2018.)
- 2023
- Working Paper
Distributionally Robust Causal Inference with Observational Data
By: Dimitris Bertsimas, Kosuke Imai and Michael Lingzhi Li
We consider the estimation of average treatment effects in observational studies and propose a new framework of robust causal inference with unobserved confounders. Our approach is based on distributionally robust optimization and proceeds in two steps. We first...
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Bertsimas, Dimitris, Kosuke Imai, and Michael Lingzhi Li. "Distributionally Robust Causal Inference with Observational Data." Working Paper, February 2023.
- 2023
- Article
Towards Bridging the Gaps between the Right to Explanation and the Right to Be Forgotten
By: Himabindu Lakkaraju, Satyapriya Krishna and Jiaqi Ma
The Right to Explanation and the Right to be Forgotten are two important principles outlined to regulate algorithmic decision making and data usage in real-world applications. While the right to explanation allows individuals to request an actionable explanation for an...
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Keywords:
Analytics and Data Science;
AI and Machine Learning;
Decision Making;
Governing Rules, Regulations, and Reforms
Lakkaraju, Himabindu, Satyapriya Krishna, and Jiaqi Ma. "Towards Bridging the Gaps between the Right to Explanation and the Right to Be Forgotten." Proceedings of the International Conference on Machine Learning (ICML) 40th (2023): 17808–17826.
Celia Stafford
Celia Stafford is a doctoral student in Health Policy (Management). She received a B.A. in Mathematics and Economics from Emory University in 2017 and an MPH focused in Biostatistics from the University of North Carolina at Chapel Hill in 2020. She is also... View Details
- April 1993 (Revised June 1994)
- Supplement
MathSoft, Inc. (B)
Describes the president's decision regarding MathSoft's marketing channels and communications methods, and the company's sales results during the next five quarters. The (A) case market response model is also updated.
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Keywords:
Communication Technology;
Forecasting and Prediction;
Curriculum and Courses;
Learning;
Knowledge Sharing;
Growth and Development Strategy;
Marketing Channels;
Education Industry
Rangan, V. Kasturi. "MathSoft, Inc. (B)." Harvard Business School Supplement 593-095, April 1993. (Revised June 1994.)
- February 2003 (Revised June 2003)
- Case
Interface's Evergreen Services Agreement
In an attempt to reduce its ecological footprint, Interface Americas, a leading manufacturer of commercial carpet tile, has launched the Evergreen Services Agreement (ESA)--a lease agreement that provides would-be carpet purchasers with comprehensive floor-covering...
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Keywords:
Business Model;
Product;
Environmental Sustainability;
Innovation and Invention;
Leasing;
Consumer Products Industry;
Houston
Oliva, Rogelio, and James Quinn. "Interface's Evergreen Services Agreement." Harvard Business School Case 603-112, February 2003. (Revised June 2003.)
- November 2022
- Article
Measuring Inequality beyond the Gini Coefficient May Clarify Conflicting Findings
By: Kristin Blesch, Oliver P. Hauser and Jon M. Jachimowicz
Prior research has found mixed results on how economic inequality is related to various outcomes. These contradicting findings may in part stem from a predominant focus on the Gini coefficient, which only narrowly captures inequality. Here, we conceptualize the...
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Keywords:
Economic Inequalty;
Gini Coefficient;
Income Inequality;
Equality and Inequality;
Social Issues;
Health;
Status and Position
Blesch, Kristin, Oliver P. Hauser, and Jon M. Jachimowicz. "Measuring Inequality beyond the Gini Coefficient May Clarify Conflicting Findings." Nature Human Behaviour 6, no. 11 (November 2022): 1525–1536.
- 2016
- Working Paper
Refugee Resettlement
By: David Delacretaz, Scott Duke Kominers and Alexander Teytelboym
Over 100,000 refugees are permanently resettled from refugee camps to hosting
countries every year. Nevertheless, refugee resettlement processes in most countries
are ad hoc, accounting for neither the priorities of hosting communities nor the preferences of refugees...
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Delacretaz, David, Scott Duke Kominers, and Alexander Teytelboym. "Refugee Resettlement." Working Paper, November 2016.
- Spring 2018
- Article
The Enemy of My Enemy: The Soviet Union, East Germany, and the Iranian Tudeh Party's Support for Ayatollah Khomeini
By: Jeremy Friedman
This article examines the strategy of the Iranian Tudeh Party in concert with its Soviet and East German patrons and allies during and after the Iranian revolution of 1979. The article assesses the thinking behind the Tudeh’s strategy of unwavering support for...
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Friedman, Jeremy. "The Enemy of My Enemy: The Soviet Union, East Germany, and the Iranian Tudeh Party's Support for Ayatollah Khomeini." Journal of Cold War Studies 20, no. 2 (Spring 2018): 3–37.
- 2010
- Working Paper
Quality Provision, Expected Firm Altruism and Brand Extensions
By: Julio J. Rotemberg
This paper studies quality choice in a model where consumers expect firms to act altruistically. It is shown that, under plausible assumptions regarding this altruism and the reaction of consumers to firms that demonstrate insufficient altruism, existing firms (or...
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Keywords:
Brands and Branding;
Consumer Behavior;
Product Development;
Corporate Social Responsibility and Impact;
Quality;
Mathematical Methods
Rotemberg, Julio J. "Quality Provision, Expected Firm Altruism and Brand Extensions." NBER Working Paper Series, No. 15635, January 2010.
- January 2006 (Revised March 2010)
- Case
Peer-to-Peer File Sharing and the Market for Digital Information Goods
By: Ramon Casadesus-Masanell, Andres Hervas and Jordan Mitchell
We study competitive interaction between two alternative models of digital content distribution over the Internet: peer-to-peer (p2p) file sharing and centralized client-server distribution. We present microfoundations for a stylized model of p2p file sharing where all...
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Keywords:
Price;
Profit;
Distribution;
Competition;
Internet and the Web;
Information Infrastructure
Casadesus-Masanell, Ramon, Andres Hervas, and Jordan Mitchell. "Peer-to-Peer File Sharing and the Market for Digital Information Goods." Harvard Business School Case 706-479, January 2006. (Revised March 2010.)
- July 2023 (Revised August 2024)
- Case
Revenue Recognition at Stride Funding: Making Sense of Revenues for a Fintech Startup
By: Paul M. Healy and Jung Koo Kang
The case explores the challenges of revenue recognition and financial reporting for Stride Funding (Stride), a fintech startup that has disrupted the student loan market. Stride leveraged proprietary machine learning and financial models to underwrite alternative...
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Keywords:
Revenue Recognition;
Financial Reporting;
Entrepreneurial Finance;
Business Startups;
Growth and Development Strategy;
Governance Compliance;
Accrual Accounting;
Financial Services Industry;
United States
Healy, Paul M., and Jung Koo Kang. "Revenue Recognition at Stride Funding: Making Sense of Revenues for a Fintech Startup." Harvard Business School Case 124-015, July 2023. (Revised August 2024.)
- 2014
- Chapter
Better Timing of Cyber Conflict
By: Elisabeth Paulson and Christopher Griffin
In this paper, we construct a model of cyber-weapon deployment and attempt to determine an optimal deployment time for cyberweapons using this model. We compare and contrast our approach to that in Axelrod and Iliev (R. Axelrod and R. Iliev. Timing of cyber conflict....
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Paulson, Elisabeth, and Christopher Griffin. "Better Timing of Cyber Conflict." In Proceedings of the Third ASE International Conference on Cyber Security. Los Angeles, CA: Academy of Science and Engineering, 2014.