Machine Learning Models - Publications - Faculty & Research

May 2022 (Revised July 2022)
Case

The Voice War Continues: Hey Google vs. Alexa vs. Siri in 2022

In 2022, after five years of pursuing a new "AI-first" strategy, Google had captured a sizeable share of the American and global markets for voice assistants. Google Assistant was used by hundreds of millions of users around the world, but Amazon retained the largest... View Details

Keywords: Strategy; Artificial Intelligence; Deep Learning; Voice Assistants; Smart Home; Market Share; Globalized Markets and Industries; Competitive Strategy; Digital Platforms; AI and Machine Learning; Technology Industry; United States

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When Talk Is "Free": The Effect of Tariff Structure on Usage Under Two- and Three-Part Tariffs

By: Eva Ascarza, Anja Lambrecht and Naufel Vilcassim

In many service industries, firms introduce three-part tariffs to replace or complement existing two-part tariffs. In contrast with two-part tariffs, three-part tariffs offer allowances, or “free” units of the service. Behavioral research suggests that the attributes... View Details

Keywords: Pricing; Nonlinear Pricing; Discrete/continuous Choice Model; Three-part Tariffs; Free Products; Price; Consumer Behavior; Analysis; Learning; Risk and Uncertainty

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August 2014 (Revised August 2015)
Supplement

Opening the Valve: From Software to Hardware (B)

By: Ethan Bernstein, Francesca Gino and Bradley Staats

Valve, one of the world's top video game software companies, has also become an iconic example of an organization with virtually no hierarchy. A 400-person organization, Valve's unique organizational form (described in detail in the case and accompanying employee... View Details

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Teaching Interest

Overview

Paul is primarily interested in teaching data science to management students through the case method. This includes technical topics (programming and statistics) as well as higher-level management issues (digital transformation, data governance, etc.) As a research... View Details

Keywords: A/B Testing; AI; AI Algorithms; AI Creativity; Algorithm; Algorithm Bias; Algorithmic Bias; Algorithmic Fairness; Algorithms; Analytics; Application Program Interface; Artificial Intelligence; Causality; Causal Inference; Computing; Computers; Data Analysis; Data Analytics; Data Architecture; Data As A Service; Data Centers; Data Governance; Data Labeling; Data Management; Data Manipulation; Data Mining; Data Ownership; Data Privacy; Data Protection; Data Science; Data Science And Analytics Management; Data Scientists; Data Security; Data Sharing; Data Strategy; Data Visualization; Database; Data-driven Decision-making; Data-driven Management; Data-driven Operations; Datathon; Economics Of AI; Economics Of Innovation; Economics Of Information System; Economics Of Science; Forecast; Forecast Accuracy; Forecasting; Forecasting And Prediction; Information Technology; Machine Learning; Machine Learning Models; Prediction; Prediction Error; Predictive Analytics; Predictive Models; Analysis; AI and Machine Learning; Analytics and Data Science; Applications and Software; Digital Transformation; Information Management; Digital Strategy; Technology Adoption

23 May 2023
Research & Ideas

Face Value: Do Certain Physical Features Help People Get Ahead?

empirically predicted with a machine learning model, suggests work by Shunyuan Zhang, an assistant professor at Harvard Business School, and collaborators. “Our research represents the first empirical... View Details

Keywords: by Kara Baskin

11 Apr 2023
Research & Ideas

Is Amazon a Retailer, a Tech Firm, or a Media Company? How AI Can Help Investors Decide

human intervention. So if you're a quantitative trader, you're always improving your models and driving your trading strategies that way. Machine learning is the current... View Details

Keywords: by Danielle Kost; Consumer Products; Real Estate; Financial Services; Retail

2025
Working Paper

Generative AI Use by Capital Market Information Intermediaries: Evidence from Seeking Alpha

By: Mark Bradshaw, Chenyang Ma, Benjamin Yost and Yuan Zou

We study the use of generative AI for firm-specific financial analysis on the Seeking Alpha platform. We find that, after the initial launch of ChatGPT in November 2022, the share of AI-generated articles rose sharply to 13.4% of all articles, then declined in late... View Details

Keywords: Generative Ai; Seeking Alpha; Equity Research; Large Language Models; Gpt; AI and Machine Learning; Information Publishing; Financial Markets

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26 Mar 2024
Research & Ideas

How Humans Outshine AI in Adapting to Change

begin a task, pivoting your perspective of where you are and what you can do as your environment changes. Artificial intelligence can’t do that yet—and the machines may have a long way to go before they can truly replicate this... View Details

Keywords: by Rachel Layne; Technology; Information Technology

November 2024
Supplement

AlphaGo (C): Birth of a New Intelligence

By: Shikhar Ghosh and Shweta Bagai

This case, the final of a three-part series, explores DeepMind's pivotal transition from mastering games to solving real-world scientific challenges. In December 2020, DeepMind's AI system AlphaFold 2 achieved a breakthrough by solving protein folding—a 50-year-old... View Details

Keywords: Autonomy; Deep Learning; Drug Discovery; Healthcare Innovation; Neural Networks; Scientific Research; Technology Startup; AI and Machine Learning; Technological Innovation; Research and Development; Business Model; Business Strategy; Open Source Distribution; Technology Industry; United States

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Spring 2021
Article

Corporate Resilience and Response During COVID-19

By: Alex Cheema-Fox, Bridget LaPerla, George Serafeim and Hui (Stacie) Wang

The coronavirus pandemic caused a sharp market decline while raising heterogeneous responses across companies related to their employees, supply chain, and repurposing of operations to provide needed products and services. We study whether during the 2020 COVID-19... View Details

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Phil's work aims to identify the drivers of performance for healthcare organizations and providers, and the mechanisms by which this performance can change over time. In complex healthcare settings, the optimal choice of treatment can be highly ambiguous. As a... View Details

Keywords: Primary Care; Medical Decision-making; Learning By Doing; Healthcare Organizations; Healthcare Operations; Health Economics

12 Apr 2022
Research & Ideas

Swiping Right: How Data Helped This Online Dating Site Make More Matches

some estimates, with players such as Bumble, Tinder, and OKCupid vying to help people find love. While McFowland is not a dating expert, his work in machine learning and social sciences examines the efficacy... View Details

Keywords: by Kara Baskin

11 Feb 2020
Sharpening Your Skills

10 Rules Entrepreneurs Need to Know Before Adopting AI

Although adoption of artificial intelligence (AI) and machine learning (ML) for the enterprise is still in the early days, the technology has matured enough for entrepreneurs to start gathering inspiration... View Details

Keywords: by Rocio Wu

26 Jul 2022
Research & Ideas

Burgers with Bugs? What Happens When Restaurants Ignore Online Reviews

“filthy.” “The semantic connection gives us some reassurance that consumers reading those reviews could actually infer hygiene information,” they write. Not surprisingly, customers weren’t in a hurry to visit such businesses. The professors’ View Details

Keywords: by Kara Baskin; Entertainment & Recreation; Food & Beverage; Retail

July 2024
Article

Chatbots and Mental Health: Insights into the Safety of Generative AI

By: Julian De Freitas, Ahmet Kaan Uğuralp, Zeliha Uğuralp and Stefano Puntoni

Chatbots are now able to engage in sophisticated conversations with consumers. Due to the ‘black box’ nature of the algorithms, it is impossible to predict in advance how these conversations will unfold. Behavioral research provides little insight into potential safety... View Details

Keywords: Autonomy; Chatbots; New Technology; Brand Crises; Mental Health; Large Language Model; AI and Machine Learning; Behavior; Well-being; Technological Innovation; Ethics

February 2018
Case

Amazon, Google, and Apple: Smart Speakers and the Battle for the Connected Home

By: Rajiv Lal and Scott Johnson

Amazon, Google, and Apple all offer their own smart speaker. The devices represent each firm's entry point into the connected home market. All three companies come into the space with their own strengths and weaknesses. Who will win? View Details

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By: Rob Markey

Managing Service Operations - MBA Elective Curriculum

World-class service organizations deeply understand the needs and behaviors of their customers, and design, manage, and improve their operating models accordingly. This course... View Details

Keywords: Customer Lifetime Value; Customer Centric Initiative; Customer Engagement; Service Management; Service Profit Chain; Service Design; Service Models; Service Excellence; Customer Focus and Relationships; Customer Satisfaction; Customer Value and Value Chain; Service Delivery; Service Operations

June 2025
Teaching Note

AI at QuantumBlack: McKinsey’s Open Source Dilemma

By: Frank Nagle, Sam Boysel and Susan Pinckney

In 2019, QuantumBlack by McKinsey considered releasing Kedro, a proprietary machine learning data pipeline tool as an open source software offering. View Details

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December 2014
Case

Groupon: A New CEO Takes Charge

By: Lynda M. Applegate and Arnold B. Peinado

On August 7, 2013, Eric Lefkofsky, the chairman and largest shareholder of Groupon was named CEO, replacing founder Andrew Mason, who had run the company since its inception in 2009. When Groupon had its initial public offering (IPO) in November 2011, the company's... View Details