Publications

2022
Working Paper

A Linear Panel Model with Heterogeneous Coefficients and Variation in Exposure

By: Jesse M. Shapiro and Liyang Sun

Linear panel models featuring unit and time fixed effects appear in many areas of empirical economics. An active literature studies the interpretation of the ordinary least squares estimator of the model, commonly called the two-way fixed effects (TWFE) estimator, in... View Details

Keywords: Econometric Models; Mathematical Methods

2024
Working Paper

Scaling Core Earnings Measurement with Large Language Models

By: Matthew Shaffer and Charles CY Wang

We study the application of large language models (LLMs) to the estimation of core earnings, i.e., a firm's persistent profitability from its core business activities. This construct is central to investors' assessments of economic performance and valuations. However,... View Details

Keywords: Large Language Models; AI and Machine Learning; Accounting; Profit; Corporate Disclosure; Analytics and Data Science; Measurement and Metrics

SSRN

May 1994 (Revised February 2021)
Background Note

Note on Reimbursement of Health Care Providers: Case-Based and Capitation Payment

By: Regina E. Herzlinger and Tom Nagle

Explains how managed care organizations use capitation as a payment method for providers. View Details

Keywords: Managed Care; Capitation; Health Care and Treatment; Insurance; Accounting; Financial Management; Health Industry; Insurance Industry

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1979
Book

Axiomatic Models of Bargaining

By: A. E. Roth

Keywords: Negotiation

January 2014 (Revised December 2014)
Case

GenapSys: Business Models for the Genome

By: Richard G. Hamermesh, Joseph B. Fuller and Matthew Preble

GenapSys, a California-based startup, was soon to release a new DNA sequencer that the company's founder, Hesaam Esfandyarpour, believed was truly revolutionary. The sequencer would be substantially less expensive—potentially costing just a few thousand dollars—and... View Details

Keywords: DNA Sequencing; Life Sciences; Business Model; Innovation ＆ Entrepreneurship; Health Care and Treatment; Genetics; Business Strategy; Biotechnology Industry; Pharmaceutical Industry; Technology Industry; Health Industry; Medical Devices and Supplies Industry; United States

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Article

Reliable Post hoc Explanations: Modeling Uncertainty in Explainability

By: Dylan Slack, Sophie Hilgard, Sameer Singh and Himabindu Lakkaraju

As black box explanations are increasingly being employed to establish model credibility in high stakes settings, it is important to ensure that these explanations are accurate and reliable. However, prior work demonstrates that explanations generated by... View Details

Keywords: Black Box Explanations; Bayesian Modeling; Decision Making; Risk and Uncertainty; Information Technology

2011
Working Paper

Business Model Innovation and Competitive Imitation: The Case of Sponsor-Based Business Models

By: Ramon Casadesus-Masanell and Feng Zhu

We study sponsor-based business model innovations where a firm monetizes its product through sponsors rather than setting prices to its customer base. We analyze strategic interactions between an innovative entrant and an incumbent where the incumbent may imitate the... View Details

Keywords: Business Model; Innovation and Invention; Market Entry and Exit; Competitive Strategy; Competitive Advantage; Value

2023
Article

Post Hoc Explanations of Language Models Can Improve Language Models

By: Satyapriya Krishna, Jiaqi Ma, Dylan Slack, Asma Ghandeharioun, Sameer Singh and Himabindu Lakkaraju

Large Language Models (LLMs) have demonstrated remarkable capabilities in performing complex tasks. Moreover, recent research has shown that incorporating human-annotated rationales (e.g., Chain-of-Thought prompting) during in-context learning can significantly enhance... View Details

Keywords: AI and Machine Learning; Performance Effectiveness

25 Apr 2014
News

A model of service

Through 20 years spent as director of All Souls Soup Kitchen in New York City, Ashley Garrett (MBA 1987) transformed volunteer work into an educational experience for students. At All Souls, a feeding program for some View Details

2008
Chapter

Models of Customer Value

By: Sunil Gupta and Donald R. Lehmann

Keywords: Customer Value and Value Chain

Research Summary

Deep Indicators of Business Model Success

By: James L. Heskett

The purpose of this study is to develop ways of helping practitioners identify and measure deep indicators of success in the business models being pursued by their organizations. The hypothesis is that success is dependent on these deep indicators. The indicators are... View Details

Research Summary

Models of optimal experience (flow)

Flow is a state of profound task-absorption, involvement, and intrinsic enjoyment that makes the person feel one with the activity. Csikszentmihalyi's Flow Theory states that flow is more likely to occur in situations in which the person feels that the activity is very... View Details

2013
Dissertation

Designing Freemium: A Model of Consumer Usage, Upgrade, and Referral Dynamics

By: Clarence Lee, Vineet Kumar and Sunil Gupta

Abstract. Over the past decade "freemium" (free + premium) has become the dominant business model among internet start-ups for its ability to acquire and monetize a large install-base with limited marketing resources. Freemium is a hybrid strategy where a firm offers... View Details

Keywords: Discrete-Continuous Choice Dynamic Structural Models; Bayesian Estimation; Word-of-Mouth; Digital Services; Freemium; Entrepreneurship; Business Model; Motivation and Incentives; Marketing Strategy; Internet and the Web; Consumer Behavior; Marketing Reference Programs; Business Startups

1985
Book

Game-Theoretic Models of Bargaining

By: A. E. Roth

Keywords: Game Theory

This paper provides the first formal model of business model innovation. Our analysis focuses on sponsor-based business model innovations where a firm monetizes its product through sponsors rather than setting prices to its customer base. We analyze strategic... View Details

08 Sep 2016
Working Paper Summaries

A Model of Credit Market Sentiment

Keywords: by Robin Greenwood, Samuel G. Hanson, and Lawrence J. Jin; Financial Services

June 2024
Module Note

Value Creation Potential of New Business Models

By: David J. Collis

A business model is composed of three elements. These describe a generic way of creating value and identify the maximum potential value of that model for customers. The elements of a business model are the “job to be done” for the customer, the asset configuration, or... View Details

Keywords: Business Model; Corporate Strategy; Mission and Purpose; Competitive Strategy; Value Creation

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Aligning Reimbursement with Value - Institute For Strategy And Competitiveness

Proper costing is integral to reaping cost savings, and outcome measures are also integral to aligning reimbursement and value. IT systems that capture both costs and outcomes over the care cycle are essential to View Details

2018
Working Paper

Semi-Parametric Estimation of Dynamic Discrete Choice Models

By: David Hao Zhang

I develop a new method for estimating counterfactuals in dynamic discrete choice models, a widely used set of models in economics, without requiring a distributional assumption on utility shocks. Applying my method to the canonical Rust (1987) setting, I find that the... View Details

Keywords: Semiparametrics; Dynamic Discrete Choice; Consumer Choice; Mathematical Methods