Publications

Research Summary

The Effect of Hospital and Surgeon Procedure Volume on the Outcomes of Primary and Revision Total Knee Replacement: Magnitude and Mechanisms

My role in this study is to assess whether care provider coordination mediates the relationship between surgical volumes and patient outcomes. It is a study involving hundreds of hospitals and thousands of patients, and for the main study, coordination will be... View Details

April 2020
Article

CEO Behavior and Firm Performance

By: Oriana Bandiera, Stephen Hansen, Andrea Prat and Raffaella Sadun

We measure the behavior of 1,114 CEOs in six countries parsing granular CEO diary data through an unsupervised machine learning algorithm. The algorithm uncovers two distinct behavioral types: "leaders" and "managers." Leaders focus on multi-function, high-level... View Details

Keywords: CEOs; Management; Behavior; Organizations; Performance; Analysis

March 2021
Article

International Trade and Social Connectedness

By: Michael Bailey, Abhinav Gupta, Sebastian Hillenbrand, Theresa Kuchler, Robert J. Richmond and Johannes Stroebel

We use de-identified data from Facebook to construct a new and publicly available measure of the pairwise social connectedness between 170 countries and 332 European regions. We find that two countries trade more when they are more socially connected, especially for... View Details

Keywords: Social Connections; International Trade; Trade; Social Media

SSRN

2023
Article

M4: A Unified XAI Benchmark for Faithfulness Evaluation of Feature Attribution Methods across Metrics, Modalities, and Models

By: Himabindu Lakkaraju, Xuhong Li, Mengnan Du, Jiamin Chen, Yekun Chai and Haoyi Xiong

While Explainable Artificial Intelligence (XAI) techniques have been widely studied to explain predictions made by deep neural networks, the way to evaluate the faithfulness of explanation results remains challenging, due to the heterogeneity of explanations for... View Details

Keywords: AI and Machine Learning

2013
Working Paper

U.S. High-Skilled Immigration, Innovation, and Entrepreneurship: Empirical Approaches and Evidence

By: William R. Kerr

High-skilled immigrants are a very important component of U.S. innovation and entrepreneurship. Immigrants account for roughly a quarter of U.S. workers in these fields, and they have a similar contribution in terms of output measures like patents or firm starts. This... View Details

Keywords: Innovation; Diaspora; Diasporas; Entrepreneurship; Innovation and Invention; Immigration

13 Jun 2013
News

Apple Thinks, and Makes, Different

April 2006
Background Note

Understanding Corporate-Value-at-Risk through a Comprehensive and Simple Example

By: Marc L. Bertoneche and Frantz Maurer

Using a comprehensive and simple example of a firm exposed to foreign exchange risk, interest rate risk, and commodity price risk, shows how to use corporate-value-at-risk to measure and manage a firm's global exposure to risk. View Details

Keywords: Financial Markets; Interest Rates; International Finance; Globalization; Risk Management; Measurement and Metrics; Value

February 2010
Background Note

Marketing Analysis Toolkit: Market Size and Market Share Analysis

By: Thomas J. Steenburgh and Jill Avery

Marketers frequently need to estimate the size of their markets—both for existing products so that sales forecasts can be developed and for new products so that market opportunities can be assessed. This toolkit enables students to size a market and generate a sales... View Details

Keywords: Forecasting and Prediction; Management Analysis, Tools, and Techniques; Marketing Strategy; Markets; Demand and Consumers; Size; Strategic Planning; Sales

02 Nov 2020
Working Paper Summaries

Accounting for Organizational Employment Impact

Keywords: by David Freiberg, Katie Panella, George Serafeim, and T. Robert Zochowski

February 2006
Article

Wealth and Executive Compensation

Using new data on the wealth of Swedish CEOs, I show that higher wealth CEOs receive stronger incentives. Since high wealth (excluding own-firm holdings) implies low absolute risk aversion, this is consistent with a risk aversion explanation. To examine whether wealth... View Details

Keywords: Wealth; Executive Compensation; Motivation and Incentives; Power and Influence; Risk Management; Competency and Skills; Wages; Sweden

Program

Aligning Strategy and Sales

challenges and career decisions Who Should Attend Executive decision-makers who are responsible for defining, communicating, hiring, managing, budgeting for, and measuring a... View Details

26 Mar 2018
Working Paper Summaries

The Impact of CEOs in the Public Sector: Evidence from the English NHS

Keywords: by Katharina Janke, Carol Propper, and Raffaella Sadun; Health

2014
Article

Expectations of Returns and Expected Returns

By: Robin Greenwood and Andrei Shleifer

We analyze time-series of investor expectations of future stock market returns from six data sources between 1963 and 2011. The six measures of expectations are highly positively correlated with each other, as well as with past stock returns and with the level of the... View Details

Keywords: Performance Expectations; Investment Return

August 2013
Article

Corporate Ownership Structure and the Choice Between Bank Debt and Public Debt

By: Chen Lin, Yue Ma, Paul Malatesta and Yuhai Xuan

This paper examines the relation between a borrowing firm's ownership structure and its choice of debt source using a novel, hand-collected data set on corporate ownership, control, and debt structures for 9,831 firms in 20 countries from 2001 to 2010. We find that the... View Details

Keywords: Governance; Ownership; Borrowing and Debt; Corporate Finance

September 1987 (Revised November 1992)
Background Note

Note on Transaction and Translation Exposure

By: W. Carl Kester and Richard P. Melnick

Describes the transaction and translation exposures that companies doing business internationally face when foreign exchange rates change. Also discusses how to measure and cover both types of exposure. Covering techniques are demonstrated using examples of forward... View Details

Keywords: Currency Exchange Rate; International Finance

May 2025
Case

Dell Med: Transforming Care Delivery & Payment

By: Robert S. Kaplan, David N. Bernstein and Mary L. Witkowski

Health care in the U.S. and globally continues to undergo massive transformation, surging towards a system that rewards value for patients. However, widespread adoption of value-based health care remains a challenge. This case study focuses on the care delivery... View Details

Keywords: Integrated Practice Units; Outcomes Measurement; Time-Driven Activity-Based Costing; Health Care and Treatment; Business Strategy; Leading Change; Decisions; Transformation; Service Delivery; Adoption; Value; Health Industry; United States; Texas

March 2013
Case

Massachusetts Financial Services (Abridged)

By: Brian J. Hall and Karen Huang

This case describes the compensation and performance evaluations at an investment management company. The senior management team of Massachusetts Financial Services (MFS) Investment Management was contemplating an introduction of hedge funds at the firm, but many... View Details

Keywords: Compensation; Incentives; Investment Management; Performance Measurement; Portfolio Management; Motivation and Incentives; Asset Management; Performance Evaluation; Compensation and Benefits; Financial Services Industry; Massachusetts

November 2023
Article

Open Source Software and Global Entrepreneurship

By: Nataliya Langburd Wright, Frank Nagle and Shane Greenstein

This is the first study to consider the relationship between open source software (OSS) and entrepreneurship around the globe. This study measures whether country-level participation on the GitHub OSS platform affects the founding of innovative ventures, and where it... View Details

Keywords: Entrepreneurship; Applications and Software; Business Ventures; Development Economics; Innovation and Invention; Global Range

SSRN