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Show Results For
- All HBS Web
(1,394)
- People (2)
- News (338)
- Research (863)
- Events (6)
- Multimedia (1)
- Faculty Publications (321)
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- 2011
- Working Paper
Quantity vs. Quality: Exclusion by Platforms with Network Effects
By: Andrei Hagiu
This paper provides a simple model of platforms with direct network effects, in which users value not just the quantity (i.e., number) of other users who join, but also their average quality in some dimension. A monopoly platform is more likely to exclude low-quality... View Details
Keywords: Multi-sided Platforms; Exclusion; Quality And Quantity; Cost; Governing Rules, Regulations, and Reforms; Network Effects; Market Participation; Digital Platforms; Monopoly; Quality; Motivation and Incentives; Strategy
Hagiu, Andrei. "Quantity vs. Quality: Exclusion by Platforms with Network Effects." Harvard Business School Working Paper, No. 11-125, May 2011.
- August 1997
- Article
Continuous Quality Improvement Decreases Length of Stay and Adverse Events: A Case Study in an Interventional Cardiology Program
By: H. Hashimoto, Richard Bohmer, L. C. Harrell and I. F. Palacios
Hashimoto, H., Richard Bohmer, L. C. Harrell, and I. F. Palacios. "Continuous Quality Improvement Decreases Length of Stay and Adverse Events: A Case Study in an Interventional Cardiology Program." American Journal of Managed Care 3, no. 8 (August 1997): 1141–1150.
- 2021
- Article
Masked and Distanced: A Qualitative Study of How Personal Protective Equipment and Distancing Affect Teamwork in Emergency Care
By: Tuna Cem Hayirli, Nicholas Stark, Aditi Bhanja, James Hardy, Christopher Peabody and Michaela J. Kerrissey
Background: Newly intensified use of personal protective equipment (PPE) in emergency departments presents teamwork challenges affecting the quality and safety of care at the frontlines.
Objective: We conducted a qualitative study to categorize and... View Details
Objective: We conducted a qualitative study to categorize and... View Details
Keywords: COVID-19; Teamwork; Emergency Service; Hospital; Quality Of Health Care; Health Pandemics; Health Care and Treatment; Quality; Groups and Teams; Communication
Hayirli, Tuna Cem, Nicholas Stark, Aditi Bhanja, James Hardy, Christopher Peabody, and Michaela J. Kerrissey. "Masked and Distanced: A Qualitative Study of How Personal Protective Equipment and Distancing Affect Teamwork in Emergency Care." International Journal for Quality in Health Care 33, no. 2 (2021): mzab069.
- Article
Cultural Diversity on Wall Street: Evidence from Consensus Earnings Forecasts
By: Kenneth Merkley, Roni Michaely and Joseph Pacelli
We examine how cultural differences among agents influence the aggregate outcome of a common forecasting task. Using both exogenous shocks to sell-side analyst diversity and panel regression methods, we find that increases in analyst cultural diversity positively... View Details
Keywords: Culture; Forecasting; Sell-side Analysts; Information Aggregation; Diversity; Forecasting and Prediction; Information; Performance Improvement
Merkley, Kenneth, Roni Michaely, and Joseph Pacelli. "Cultural Diversity on Wall Street: Evidence from Consensus Earnings Forecasts." Journal of Accounting & Economics 70, no. 1 (August 2020).
- Article
Does the Scope of the Sell-Side Analyst Industry Matter? An Examination of Bias, Accuracy, and Information Content of Analyst Reports
By: Kenneth Merkley, Roni Michaely and Joseph Pacelli
We examine changes in the scope of the sell-side analyst industry and whether these changes impact information dissemination and the quality of analysts’ reports. Our findings suggest that changes in the number of analysts covering an industry impact analyst... View Details
Keywords: Analyst Industry; Sell-side Analysts; Analyst Reports; Finance; Analysis; Information; Reports; Quality; Financial Services Industry
Merkley, Kenneth, Roni Michaely, and Joseph Pacelli. "Does the Scope of the Sell-Side Analyst Industry Matter? An Examination of Bias, Accuracy, and Information Content of Analyst Reports." Journal of Finance 72, no. 3 (June 2017): 1285–1334.
- Research Summary
Overview
We are studying the practical application of Michael Porter's value-based strategy to reform health care by examining best practices of integrated practice units, outcome measurement, cost measurement, value-based payment, episode based payment, regionalization of... View Details
- 02 Nov 2006
- Working Paper Summaries
Resolving Information Asymmetries in Markets: The Role of Certified Management Programs
Keywords: by Michael W. Toffel
- 01 Oct 2001
- What Do You Think?
Will Information Technology Really Turn Organizations Upside Down This Time?
quality, and delegating authority to frontline production workers to shut down a billion-dollar production line in the interests of quality improvement. More recently, Gary Hamel, in his book Leading the Revolution, has talked of putting... View Details
Keywords: by James Heskett
- October, 2023
- Article
Cleaning Up the Great Lakes: Housing Market Impacts of Removing Legacy Pollutants
By: Alecia Cassidy, Robyn C. Meeks and Michale R. Moore
The Great Lakes and their tributaries make up the largest freshwater system on the planet, providing drinking water and recreational value to millions of people. Yet manufacturing plants left a legacy of toxic pollutants in the region, tarnishing it as part of the... View Details
Keywords: Valuation Of Environmental Effects; Housing Demand; Water Pollution; Water Quality; Infrastructure; Pollution; Consumer Behavior
Cassidy, Alecia, Robyn C. Meeks, and Michale R. Moore. "Cleaning Up the Great Lakes: Housing Market Impacts of Removing Legacy Pollutants." Journal of Public Economics 226 (October, 2023).
- June 2014
- Article
Informal Peer Interaction and Practice Type as Predictors of Physician Performance on Maintenance of Certification Examinations
By: Melissa A. Valentine, S. Barsade, Amy C. Edmondson, A. Gal and R. Rhodes
Context: Physicians can demonstrate mastery of the knowledge that supports continued clinical competence by passing a Maintenance of Certification exam. Exam performance depends on professional learning and development, which may be enhanced by informal routine... View Details
Keywords: Training; Health Care and Treatment; Performance; Social and Collaborative Networks; Learning; Health Industry
Valentine, Melissa A., S. Barsade, Amy C. Edmondson, A. Gal, and R. Rhodes. "Informal Peer Interaction and Practice Type as Predictors of Physician Performance on Maintenance of Certification Examinations." JAMA Surgery 149, no. 6 (June 2014): 597–603.
- 2024
- Working Paper
Second- versus Third-party Audit Quality: Evidence from Global Supply Chain Monitoring
By: Maria R. Ibanez, Ashley Palmarozzo, Jodi L. Short and Michael W. Toffel
Capitalizing on the superior credibility and flexibility and potential lower cost of external assessments, many global buyers are relying less on their own employee (“second-party”) auditors and more on third-party auditors to monitor and prevent environmental and... View Details
Keywords: Auditing; Audit Quality; Working Conditions; Sustainability; Empirical Operations; Empirical Service Operations; Sustainability Management; Corporate Accountability; Corporate Social Responsibility and Impact; Supply Chain Management
Ibanez, Maria R., Ashley Palmarozzo, Jodi L. Short, and Michael W. Toffel. "Second- versus Third-party Audit Quality: Evidence from Global Supply Chain Monitoring." Working Paper, August 2024.
- 2015
- Working Paper
The Integrity of Private Third-party Compliance Monitoring
By: Jodi L. Short and Michael W. Toffel
Government agencies are increasingly turning to private, third-party monitors to inspect and assess regulated entities’ compliance with law. The integrity of these regulatory regimes rests on the validity of the information third-party monitors provide to regulators.... View Details
Keywords: Regulation; Compliance; Compliance Policies; Conflict Of Interest; Independent Third Party; Inspection; Audit Quality; Auditor; Audit; Environment; Production; Supply Chain; Quality; Government Administration; Working Conditions; Safety; Labor; Governing Rules, Regulations, and Reforms; Governance Compliance; Manufacturing Industry; Public Administration Industry; Accounting Industry; Service Industry; United States
Short, Jodi L., and Michael W. Toffel. "The Integrity of Private Third-party Compliance Monitoring." Harvard Kennedy School Regulatory Policy Program Working Paper, No. RPP-2015-20, November 2015. (Revised December 2015.)
- Fall 2016
- Article
The Integrity of Private Third-party Compliance Monitoring
By: Jodi L. Short and Michael W. Toffel
Government agencies are increasingly turning to private, third-party monitors to inspect and assess regulated entities’ compliance with law. The integrity of these regulatory regimes rests on the validity of the information third-party monitors provide to regulators.... View Details
Keywords: Regulation; Compliance; Compliance Policies; Conflict Of Interest; Independent Third Party; Inspection; Audit Quality; Auditor; Audit; Environment; Safety; Conflict of Interests; Working Conditions; Labor; Corporate Social Responsibility and Impact; Governance Compliance; Accounting Audits
Short, Jodi L., and Michael W. Toffel. "The Integrity of Private Third-party Compliance Monitoring." Administrative & Regulatory Law News 42, no. 1 (Fall 2016): 22–25.
- Spring 2013
- Article
Accounting Quality, Stock Price Delay, and Future Stock Returns
By: Jeffrey Callen, Mozaffar N. Khan and Hai Lu
In frictionless capital markets with complete information and rational investors, stock prices adjust to new information instantaneously and completely. However, a substantial body of research studies information imperfections such as asymmetric information and... View Details
Callen, Jeffrey, Mozaffar N. Khan, and Hai Lu. "Accounting Quality, Stock Price Delay, and Future Stock Returns." Contemporary Accounting Research 30, no. 1 (Spring 2013): 269–295.
- March 2019
- Article
A Structural Analysis of the Role of Superstars in Crowdsourcing Contests
By: Shunyuan Zhang, Param Singh and Anindya Ghose
We investigate the long-term impact of competing against superstars in crowdsourcing contests. Using a unique 50-month longitudinal panel data set on 1677 software design crowdsourcing contests, we illustrate a learning effect where participants are able to improve... View Details
Keywords: Crowdsourcing Contests; Superstar Effect; Bayesian Learning; Utility; Economics Of Information System; Dynamic Structural Model; Dynamic Programming; Markov Chain; Monte Carlo; Learning; Competition; Performance Improvement
Zhang, Shunyuan, Param Singh, and Anindya Ghose. "A Structural Analysis of the Role of Superstars in Crowdsourcing Contests." Information Systems Research 30, no. 1 (March 2019): 15–33.
- February 2009
- Article
Getting Known by the Company You Keep: Publicizing the Qualifications and Former Associations of Skilled Employees
By: Peter Roberts and Mukti Khaire
When product quality cannot be ascertained in advance of purchase, producers must convince relevant audiences that they are worthy of consideration as quality players. We propose that quality-oriented producers will selectively publicize information about their skilled... View Details
Roberts, Peter, and Mukti Khaire. "Getting Known by the Company You Keep: Publicizing the Qualifications and Former Associations of Skilled Employees." Industrial and Corporate Change 18, no. 1 (February 2009).
- 05 Sep 2019
- Working Paper Summaries
The Value of Intermediation in the Stock Market
- October 1981 (Revised June 1985)
- Case
Walton Instruments Manufacturing--1980
Provides an opportunity for students to examine the impact of different manufacturing control methods on the manufacturing infrastructure. Information flow, inventory control, quality control and process flows interact and different trade-offs are examined. Introduces... View Details
Jaikumar, Ramchandran. "Walton Instruments Manufacturing--1980." Harvard Business School Case 682-027, October 1981. (Revised June 1985.)
- 23 Apr 2009
- Working Paper Summaries
Does Public Ownership of Equity Improve Earnings Quality?
- 2023
- Working Paper
The Market for Healthcare in Low Income Countries
By: Abhijit Banerjee, Abhijit Chowdhury, Jishnu Das, Jeffrey Hammer, Reshmaan Hussam and Aakash Mohpal
Patient trust is an important driver of the demand for healthcare. But it may also impact supply:
doctors who realize that patients may not trust them may adjust their behavior in response. We
assemble a large dataset that assesses clinical performance using... View Details
Banerjee, Abhijit, Abhijit Chowdhury, Jishnu Das, Jeffrey Hammer, Reshmaan Hussam, and Aakash Mohpal. "The Market for Healthcare in Low Income Countries." Working Paper, July 2023.