Publications

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... View Details

Keywords: Analytics and Data Science; AI and Machine Learning; Decision Making; Governing Rules, Regulations, and Reforms

18 Nov 2016
Conference Presentation

Rawlsian Fairness for Machine Learning

By: Matthew Joseph, Michael J. Kearns, Jamie Morgenstern, Seth Neel and Aaron Leon Roth

Motivated by concerns that automated decision-making procedures can unintentionally lead to discriminatory behavior, we study a technical definition of fairness modeled after John Rawls' notion of "fair equality of opportunity". In the context of a simple model of... View Details

Keywords: Machine Learning; Algorithms; Fairness; Decision Making; Mathematical Methods

2022
Working Paper

Pricing Power in Advertising Markets: Theory and Evidence

By: Matthew Gentzkow, Jesse M. Shapiro, Frank Yang and Ali Yurukoglu

Existing theories of media competition imply that advertisers will pay a lower price in equilibrium to reach consumers who multi-home across competing outlets. We generalize and extend this theoretical result and test it using data from television and social media... View Details

Register to Read

November 2024 (Revised January 2025)
Case

MiDAS: Automating Unemployment Benefits

By: Shikhar Ghosh and Shweta Bagai

In 2015, the state of Michigan considered whether to nominate its Michigan Integrated Data Automated System (MiDAS) for a prestigious state technology award. Launched in 2013 amid severe budget pressures, the $47 million automated fraud detection system was designed to... View Details

Teaching Interest

Interpretability and Explainability in Machine Learning

By: Himabindu Lakkaraju

As machine learning models are increasingly being employed to aid decision makers in high-stakes settings such as healthcare and criminal justice, it is important to ensure that the decision makers correctly understand and consequent trust the functionality of these... View Details

June 2012
Case

Innovating at AT&T: Partnering to Lead the Broadband Revolution

By: Lynda M. Applegate, Phillip Andrews and Kerry Herman

In 2010, the U.S. retail market value for next-generation non-handset wirelessly-enabled devices was just over $1 billion. By 2011 it had grown 1,141% to $13.2 billion and was forecast to reach $24.7 billion in 2015. At the same time, user demand for data was surging... View Details

Keywords: Innovation ＆ Entrepreneurship; Team Leadership; Emerging Technologies; Business Models; Business To Business; Corporate Vision; Growth Strategy; Corporate Culture; Innovation and Invention; Corporate Entrepreneurship; Partners and Partnerships; Leadership; Mobile and Wireless Technology; Growth and Development Strategy; Globalized Firms and Management; Business Model; Technology Industry; United States

2024
Working Paper

Fiscal Policy under Convex Supply Curves

By: Shlok Goyal, Avi Lipton and Borui Niklas Zhu

Recent empirical evidence suggests that supply curves are convex. Supply curve convexity is at odds with conventional Phillips curves, which rely on an infinitely elastic underlying supply curve. This paper explores the effect of supply curve convexity on the... View Details

Keywords: Fiscal Stimulus; Fiscal Policy; Inflation; Inflation and Deflation; Macroeconomics; Policy; Mathematical Methods; United States

SSRN

Sep 2007 - 2007
Conference Presentation

Antecedents of Boundary Spanning in Cross-functional NPD Teams

By: James R. Dillon, Shikhar Sarin and Amy C. Edmondson

Boundary spanning has been shown in prior research to enhance innovativeness and performance of product development teams. In this study, we examine team conditions that foster boundary spanning behavior. We analyze survey data from 207 members of 54 cross-functional... View Details

Keywords: Product Development; Innovation and Invention; Groups and Teams; Behavior; Performance Improvement; Boundaries; Leadership Style; Product; Complexity; Integration; Power and Influence

March 2008 (Revised April 2008)
Case

Sony PlayStation 3: Game Over?

By: Elie Ofek

Outlines the challenges faced by Sony with the launch of its PlayStation 3. Information on the 2006 and 2007 holiday seasons and the success of rival consoles is outlined. In addition, the case allows examining the costs and revenues associated with a business model... View Details

Keywords: Business Model; Games, Gaming, and Gambling; Cost; Revenue; Product Launch; Sales; Competition; Hardware; Entertainment and Recreation Industry

2016
Working Paper

Controlling Versus Enabling — Online Appendix

By: Andrei Hagiu and Julian Wright

Section 1 of this online appendix contains the proof of the technical Lemma (Lemma 2) used in the Proof of Lemma 1 in the main paper, which states that Ω* (.) is continuous and differentiable at R*. Section 2 provides the linear example with cost differences between... View Details

SSRN

May 2016
Article

Matching with Slot-Specific Priorities: Theory

By: Scott Duke Kominers and Tayfun Sönmez

We introduce a two-sided, many-to-one matching with contracts model in which agents with unit demand match to branches that may have multiple slots available to accept contracts. Each slot has its own linear priority order over contracts; a branch chooses contracts by... View Details

Keywords: Matching With Contracts; Stability; Strategy-proofness; School Choice; Affirmative Action; Airline Seat Upgrades; Contracts; Market Design; Marketplace Matching; Balance and Stability

Article

Oracle Efficient Private Non-Convex Optimization

By: Seth Neel, Aaron Leon Roth, Giuseppe Vietri and Zhiwei Steven Wu

One of the most effective algorithms for differentially private learning and optimization is objective perturbation. This technique augments a given optimization problem (e.g. deriving from an ERM problem) with a random linear term, and then exactly solves it.... View Details

Keywords: Machine Learning; Algorithms; Objective Perturbation; Mathematical Methods

February 2007
Case

Behavioral Finance at JP Morgan

By: Malcolm P. Baker and Aldo Sesia

Following a successful model in Europe, JP Morgan has introduced a set of five U.S. retail mutual funds with an investment philosophy and marketing strategy grounded in behavioral finance. The asset management group believes that understanding investor biases like... View Details

Keywords: Banks and Banking; Investment Funds; Behavioral Finance; Competitive Advantage; Asset Management; Marketing Strategy; Product Marketing; Customer Focus and Relationships; Banking Industry; Financial Services Industry; United States; Europe

February 2024
Article

Pricing Power in Advertising Markets: Theory and Evidence

By: Matthew Gentzkow, Jesse M. Shapiro, Frank Yang and Ali Yurukoglu

Existing theories of media competition imply that advertisers will pay a lower price in equilibrium to reach consumers who multi-home across competing outlets. We generalize, extend, and test this prediction. We find that television outlets whose viewers watch more... View Details

Keywords: Television Entertainment; Advertising; Residency; Social Media; Price; Media; Age

Register to Read

May 2016
Case

The Inexorable Rise of Walmart? 1988—2016

By: John R. Wells and Gabriel Ellsworth

In October 2015, Walmart surprised investors by announcing that it expected flat sales growth for 2015 and growth of only 3% to 4% over the coming three years. Profits would also fall due to significant investments in people and technology. The company’s stock price... View Details

Keywords: Asda; Costco; David Glass; Convenience Stores; Discount Retailing; Dollar Stores; Doug McMillon; E-commerce; Online Retail; General Merchandise; Grocery; Lee Scott; Mike Duke; Multichannel Retailing; Omnichannel; Neighborhood Market; Sam Walton; Sam's Club; Store Formats; Supercenter; Supermarket; Warehouse Clubs; Merchandising; Walmart; Wal-Mart; Globalized Firms and Management; Competitive Strategy; Corporate Strategy; Growth and Development Strategy; Business Units; Business Divisions; Business Growth and Maturation; Business Model; Business Organization; For-Profit Firms; Film Entertainment; Television Entertainment; Banks and Banking; Price; Profit; Revenue; Food; Global Range; Cross-Cultural and Cross-Border Issues; Global Strategy; Business History; Compensation and Benefits; Employees; Human Capital; Labor Unions; Wages; Business or Company Management; Goals and Objectives; Management Succession; Brands and Branding; Product Positioning; Distribution; Supply Chain; Supply Chain Management; Public Ownership; Problems and Challenges; Labor and Management Relations; Strategy; Adaptation; Business Strategy; Competition; Competitive Advantage; Diversification; Expansion; Segmentation; Information Technology; Internet; Mobile Technology; Online Technology; Web; Web Sites; Retail Industry; Food and Beverage Industry; Distribution Industry; Banking Industry; United States; Arkansas; Bentonville

March 2002 (Revised May 2002)
Case

Genzyme: Engineering the Market for Orphan Drugs

Genzyme has made money with external technology in orphan drug markets generally considered to be too small to be attractive to other drug companies. Now competition is entering these same markets, placing Genzyme's business model under new pressures. View Details

Keywords: Business Model; Information Technology; Market Entry and Exit; Biotechnology Industry; Pharmaceutical Industry

2023
Article

Estimating Causal Peer Influence in Homophilous Social Networks by Inferring Latent Locations.

By: Edward McFowland III and Cosma Rohilla Shalizi

Social influence cannot be identified from purely observational data on social networks, because such influence is generically confounded with latent homophily, that is, with a node’s network partners being informative about the node’s attributes and therefore its... View Details

Keywords: Causal Inference; Homophily; Social Networks; Peer Influence; Social and Collaborative Networks; Power and Influence; Mathematical Methods

August 2018 (Revised October 2020)
Case

Tailor Brands: Artificial Intelligence-Driven Branding

By: Jill Avery

Using proprietary artificial intelligence technology, startup Tailor Brands set out to democratize branding by allowing small businesses to create their brand identities by automatically generating logos in just minutes at minimal cost with no branding or design skills... View Details

October 1996 (Revised February 1997)
Case

Saturn Corporation in 1996

Briefly describes the competitive position of the Saturn Corp. in 1996. General Motors has recently announced plans to introduce a mid-sized model under the Saturn brand name. Also provides an update on Saturn's small-car position. View Details

Keywords: Product Positioning; Competitive Advantage; Auto Industry; United States