Publications

June 2020
Article

How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections

By: Maria Ibanez and Michael W. Toffel

Accuracy and consistency are critical for inspections to be an effective, fair, and useful tool for assessing risks, quality, and suppliers—and for making decisions based on those assessments. We examine how inspector schedules could introduce bias that erodes... View Details

Keywords: Assessment; Bias; Inspection; Scheduling; Econometric Analysis; Empirical Research; Regulation; Health; Food; Safety; Quality; Performance Consistency; Governing Rules, Regulations, and Reforms

2018
Working Paper

How Scheduling Can Bias Quality Assessment: Evidence from Food Safety Inspections

By: Maria Ibanez and Michael W. Toffel

Many production processes are subject to inspection to ensure they meet quality, safety, and environmental standards imposed by companies and regulators. Inspection accuracy is critical to inspections being a useful input to assessing risks, allocating quality... View Details

Keywords: Assessment; Bias; Inspection; Scheduling; Econometric Analysis; Empirical Research; Regulation; Health; Food; Safety; Quality; Performance Consistency; Performance Evaluation; Food and Beverage Industry; Service Industry

SSRN

Article

The Effects of Product Line Breadth: Evidence from the Automotive Industry

By: Antonio Moreno and Christian Terwiesch

Using a detailed data set from the U.S. automotive industry, we enrich the existing literature on product line breadth with new results that highlight previously unexplored operational aspects of its benefits and costs. We find that expanding product line breadth has a... View Details

Keywords: Variety; Pricing; Automotive Industry; Marketing/operations Interface; Platforms; Empirical Operations Management; Product Marketing; Production; Management; Auto Industry

October 2017 (Revised April 2018)
Case

Improving Worker Safety in the Era of Machine Learning (A)

By: Michael W. Toffel, Dan Levy, Jose Ramon Morales Arilla and Matthew S. Johnson

Managers make predictions all the time: How fast will my markets grow? How much inventory do I need? How intensively should I monitor my suppliers? Which potential customers will be most responsive to a particular marketing campaign? Which job candidates should I... View Details

Keywords: Machine Learning; Policy Implementation; Empirical Research; Inspection; Occupational Safety; Occupational Health; Regulation; Analysis; Forecasting and Prediction; Policy; Operations; Supply Chain Management; Safety; Manufacturing Industry; Construction Industry; United States

Educators

Article

Integration of Online and Offline Channels in Retail: The Impact of Sharing Reliable Inventory Availability Information

By: Santiago Gallino and Antonio Moreno

Using a proprietary data set, we analyze the impact of the implementation of a “buy-online, pick-up-in-store” (BOPS) project. The implementation of this project is associated with a reduction in online sales and an increase in store sales and traffic. These results can... View Details

Keywords: Retail Operations; Inventory Availability; Empirical Operations Management; Business Analytics; Online Retail; Ecommerce; Operations; Management; Distribution Channels; Consumer Behavior; E-commerce; Retail Industry

January 2015
Article

Collaboration in Multi-Partner R&D Projects: The Impact of Partnering Scale and Scope

By: Anant Mishra, Aravind Chandrasekaran and Alan MacCormack

How can firms design collaboration structures for effective performance in R&D projects that involve multiple partners? To address this question, we examine the theoretical underpinnings of collaboration structures in multi-partner R&D projects—i.e., the scale and the... View Details

Keywords: Multi-Partner R＆D Projects; Empirical Research; New Development; Collaboration Structures; Partnering Scale And Scope; Partners and Partnerships; Infrastructure; Performance Capacity; Research and Development; Collaborative Innovation and Invention

Article

Channel Integration, Sales Dispersion, and Inventory Management

By: Santiago Gallino, Antonio Moreno and Ioannis Stamatopoulos

We study the effects of the introduction of cross-channel functionalities on the overall sales dispersion of retailers and the implications of these effects for inventory management. To do that, we analyze data from a leading U.S. retailer who introduced a... View Details

Keywords: Retail Operations; Online Retail; Channel Integration; Sales Dispersion; Long Tail; Empirical Operations; Inventory Management; Omnichannel Retail; Marketing Channels; Integration; Sales; Logistics; Operations; Management; Retail Industry

Article

Small States in an Age of Empires: The Duchy of Parma's Colonial Moment, 1750–1770

By: Arnaud Orain and Sophus A. Reinert

Often thought of as the "Athens of Italy" during the Enlightenment, and as a microcosm of the Italian peninsula and of the eighteenth century alike, the Duchy of Parma played a unique role in the culture and politics of the age. This essay focuses on its "colonial... View Details

Keywords: Duchy Of Parma; French Empire; Internal Colonization; Enlightenment; Political Economy; Small States In World Markets; Guillaume Dutillot; Étienne-François De Choiseul

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15 Aug 2022
Book

University of the Future: Finding the Next World Leaders in Higher Ed

“Will China threaten American supremacy?” asks Kirby in his new book Empires of Ideas: Creating the Modern University from Germany to America to China. "Public institutions in the United States educate three-quarters of all American... View Details

Keywords: by Dina Gerdeman; Education

Terry Culpepper

Terry II Culpepper researches topics in empirical industrial organization, urban economics, and organizational economics. Prior to Harvard, he studied economics at the University of Chicago, then worked there as an economic researcher in industrial organization. View Details

23 Jul 2001
Research & Ideas

Sam Walton: Great From the Start

Sam Walton's first store was a second-rate store in a second-rate town in what no one would have classified as a first-rate state. Millions, literally, of small stores failed during the course of the twentieth century in America. There were about 1.7 million retail... View Details

Keywords: by Richard S. Tedlow; Retail

Article

The Impact of the 'Open' Workspace on Human Collaboration

By: Ethan Bernstein and Stephen Turban

Organizations’ pursuit of increased workplace collaboration has led managers to transform traditional office spaces into “open,” transparency-enhancing architectures with fewer walls, doors, and other spatial boundaries, yet there is scant direct empirical research on... View Details

July 2025
Article

Reputation Burning: Analyzing the Impact of Brand Sponsorship on Social Influencers

By: Mengjie Cheng and Shunyuan Zhang

The growth of the influencer marketing industry warrants an empirical examination of the effect of posting sponsored videos on influencers' reputations. We collected a novel dataset of user-generated YouTube videos created by prominent English-speaking influencers in... View Details

Keywords: Reputation; Mathematical Methods; Marketing Reference Programs; Social Media; Brands and Branding

Sage graduated from Covenant College in 2017, where she studied economics. Prior to graduate school, Sage worked as a research analyst at the Brookings Institution, conducting research on monetary policy and financial stability with Drs. Ben Bernanke, Nellie Liang, and... View Details

Article

Estimating the Effects of Large Shareholders Using a Geographic Instrument

Large shareholders may play an important role for firm performance and policies, but identifying this empirically presents a challenge due to the endogeneity of ownership structures. We develop and test an empirical framework, which allows us to separate selection from... View Details

Keywords: Business and Shareholder Relations; Performance; Policy; Ownership; Selection and Staffing; Business Headquarters; Geography; Framework

July 2020
Background Note

Leadership for Change: Seven Enduring Skills for Experienced and Aspiring Change Leaders

By: Rosabeth Moss Kanter

Leaders use seven leadership skills in conceiving and managing change projects, whether innovations in established organizations, culture and process changes, or entrepreneurial ventures for industry or social change. The skills leaders need are different at various... View Details

Keywords: Change Management; Leading Change; Management Skills

Educators