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    • All HBS Web  (2,526)
      • Faculty Publications  (462)

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      • October 2023
      • Article

      Health System Perspective on Cost for Delivering a Decision Aid for Prostate Cancer Using Time-Driven Activity-Based Costing

      By: David R. Ho, Robert S. Kaplan, Jonathan Bergman, David F. Penson, Benjamin Waterman, Kristin C. Williams, Jefersson Villatoro, Lorna Kwan and Christopher S. Saigal
      Previsit decision aids (DAs) have been shown to improve decisional quality. But the cost to deploy a DA has not been previously estimated. We interviewed or observed relevant personnel at three institutions that had implemented DA programs for men with prostate cancer....  View Details
      Keywords: Time-Driven Activity-Based Costing; Health Care and Treatment; Cost Accounting; Health Industry
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      Ho, David R., Robert S. Kaplan, Jonathan Bergman, David F. Penson, Benjamin Waterman, Kristin C. Williams, Jefersson Villatoro, Lorna Kwan, and Christopher S. Saigal. "Health System Perspective on Cost for Delivering a Decision Aid for Prostate Cancer Using Time-Driven Activity-Based Costing." Medical Care 61, no. 10 (October 2023): 681–688.
      • Article

      Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement

      By: George Serafeim and Aaron Yoon
      We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and...  View Details
      Keywords: ESG; ESG (Environmental, Social, Governance) Performance; ESG Disclosure; ESG Ratings; ESG Reporting; ESG Disclosure Metrics; Sustainability; Investments; Disagreement; Rating Disagreement; Ratings; Environmental Sustainability; Social Issues; Corporate Social Responsibility and Impact; Performance; News; Investment; Financial Markets; Stocks; Price
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      Serafeim, George, and Aaron Yoon. "Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement." Special Issue on RAST 2022 Conference. Review of Accounting Studies 28, no. 3 (September 1, 2023): 1500–1530.
      • 2023
      • Working Paper

      Channeled Attention and Stable Errors

      By: Tristan Gagnon-Bartsch, Matthew Rabin and Joshua Schwartzstein
      We develop a framework for assessing when somebody will eventually notice that she has a misspecified model of the world, premised on the idea that she neglects information that she deems—through the lens of her misconceptions—to be irrelevant. In doing so, we...  View Details
      Keywords: Attentional Stability; Cognition and Thinking; Attitudes; Information; Theory
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      Gagnon-Bartsch, Tristan, Matthew Rabin, and Joshua Schwartzstein. "Channeled Attention and Stable Errors." Working Paper, August 2023.
      • August 2023
      • Article

      Do Rating Agencies Behave Defensively for Higher Risk Issuers?

      By: Samuel B. Bonsall IV, Kevin Koharki, Pepa Kraft, Karl A. Muller III and Anywhere Sikochi
      We examine whether rating agencies act defensively toward issuers with a higher likelihood of default. We find that agencies' qualitative soft rating adjustments are more accurate as issuers' default risk grows, as evidenced by the adjustments leading to lower Type I...  View Details
      Keywords: Credit Rating Agencies; Soft Rating Adjustments; Default; Credit; Performance Evaluation; Measurement and Metrics; Financial Institutions; Risk Management
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      Bonsall, Samuel B., IV, Kevin Koharki, Pepa Kraft, Karl A. Muller III, and Anywhere Sikochi. "Do Rating Agencies Behave Defensively for Higher Risk Issuers?" Management Science 69, no. 8 (August 2023): 4864–4887.
      • July 2023
      • Teaching Note

      Belden and Digital Transformation: From Product Sales to Solutions Sales

      By: Frank V. Cespedes
      Teaching Note for HBS Case No. 823-002. Belden manufactures devices such as switches, cables, adapters, and connectors. Faced with market changes, the firm initiated a new Enhanced Solutions Delivery (ESD) initiative. In November 2022 executives are evaluating the...  View Details
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      Cespedes, Frank V. "Belden and Digital Transformation: From Product Sales to Solutions Sales." Harvard Business School Teaching Note 823-130, July 2023.
      • July 2023 (Revised July 2023)
      • Background Note

      Generative AI Value Chain

      By: Andy Wu and Matt Higgins
      Generative AI refers to a type of artificial intelligence (AI) that can create new content (e.g., text, image, or audio) in response to a prompt from a user. ChatGPT, Bard, and Claude are examples of text generating AIs, and DALL-E, Midjourney, and Stable Diffusion are...  View Details
      Keywords: AI; Artificial Intelligence; Model; Hardware; Data Centers
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      Wu, Andy, and Matt Higgins. "Generative AI Value Chain." Harvard Business School Background Note 724-355, July 2023. (Revised July 2023.)
      • 2022
      • Article

      Science-based Entrepreneurship in India: A Policy Glass (as yet) Quarter-Full

      By: Tarun Khanna
      India is celebrated for a resurgence of de novo entrepreneurship in recent decades. Entrants have engaged in creative risk-taking to provide market-based solutions for private or social needs despite not being scions of wealthy industrial or business families. In this...  View Details
      Keywords: Entrepreneurship; Innovation and Invention; Science; Policy; Investment
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      Khanna, Tarun. "Science-based Entrepreneurship in India: A Policy Glass (as yet) Quarter-Full." India Policy Forum 19 (2022): 1–53.
      • June 2023
      • Article

      Gaining Organizational Adoption: Strategically Pacing the Deployment of Digital Innovations

      By: Rebecca Karp
      Scholars have long suggested that to foster adoption for their innovative products and services, entrepreneurs should engage with customers to better understand their unmet needs. Yet, customers frequently reside in organizations, and organizational members may not be...  View Details
      Keywords: Entrepreneurship And Strategy; Digital Innovation; Healthcare; Work And Organizations; Organizational Adoption; B2B; Customers; Technology Adoption; Innovation Strategy; Organizational Change and Adaptation
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      Karp, Rebecca. "Gaining Organizational Adoption: Strategically Pacing the Deployment of Digital Innovations." Academy of Management Journal 66, no. 3 (June 2023): 773–796.
      • June 2023
      • Article

      When Does Uncertainty Matter? Understanding the Impact of Predictive Uncertainty in ML Assisted Decision Making

      By: Sean McGrath, Parth Mehta, Alexandra Zytek, Isaac Lage and Himabindu Lakkaraju
      As machine learning (ML) models are increasingly being employed to assist human decision makers, it becomes critical to provide these decision makers with relevant inputs which can help them decide if and how to incorporate model predictions into their decision...  View Details
      Keywords: AI and Machine Learning; Decision Making
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      McGrath, Sean, Parth Mehta, Alexandra Zytek, Isaac Lage, and Himabindu Lakkaraju. "When Does Uncertainty Matter? Understanding the Impact of Predictive Uncertainty in ML Assisted Decision Making." Transactions on Machine Learning Research (TMLR) (June 2023).
      • May 2023
      • Course Overview Note

      Space: Public and Commercial Economics (SPACE)

      By: Matthew C. Weinzierl
      SPACE is a course with two goals: to use the tools of economics to better understand the rapidly evolving space sector, and to train the next generation of commercial space leaders. We pursue these goals through a systematic study of the growing space economy,...  View Details
      Keywords: Industry Growth; Aerospace Industry
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      Weinzierl, Matthew C. "Space: Public and Commercial Economics (SPACE)." Harvard Business School Course Overview Note 723-062, May 2023.
      • May 2023 (Revised June 2023)
      • Case

      Novartis (A): Reimagining Medicine

      By: Ramon Casadesus-Masanell, Claudio Feser, Karolin Frankenberger and David Redaschi
      This case unfolds around the first-ever approved personalized cancer treatment, how Novartis wrapped it into a new business model design, and how Novartis scaled it. Novartis — one of the largest pharmaceutical companies in the world — is, among other ventures,...  View Details
      Keywords: Health Care and Treatment; Business Model; Leadership; Pharmaceutical Industry; Switzerland
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      Casadesus-Masanell, Ramon, Claudio Feser, Karolin Frankenberger, and David Redaschi. "Novartis (A): Reimagining Medicine." Harvard Business School Case 723-443, May 2023. (Revised June 2023.)
      • May 2023 (Revised June 2023)
      • Supplement

      Novartis (B): Reimagining Medicine

      By: Ramon Casadesus-Masanell, Claudio Feser, Karolin Frankenberger and David Redaschi
      This case unfolds around the first-ever approved personalized cancer treatment, how Novartis wrapped it into a new business model design, and how Novartis scaled it. Novartis — one of the largest pharmaceutical companies in the world — is, among other ventures,...  View Details
      Keywords: Health Care and Treatment; Business Model; Production; Business Strategy; Pharmaceutical Industry
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      Casadesus-Masanell, Ramon, Claudio Feser, Karolin Frankenberger, and David Redaschi. "Novartis (B): Reimagining Medicine." Harvard Business School Supplement 723-444, May 2023. (Revised June 2023.)
      • May 2023 (Revised June 2023)
      • Supplement

      Novartis (C): Reimagining Medicine

      By: Ramon Casadesus-Masanell, Claudio Feser, Karolin Frankenberger and David Redaschi
      This case unfolds around the first-ever approved personalized cancer treatment, how Novartis wrapped it into a new business model design, and how Novartis scaled it. Novartis — one of the largest pharmaceutical companies in the world — is, among other ventures,...  View Details
      Keywords: Health Testing and Trials; Health Care and Treatment; Business Model; Problems and Challenges; Pharmaceutical Industry; Switzerland
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      Casadesus-Masanell, Ramon, Claudio Feser, Karolin Frankenberger, and David Redaschi. "Novartis (C): Reimagining Medicine." Harvard Business School Supplement 723-445, May 2023. (Revised June 2023.)
      • 2023
      • Working Paper

      Detecting Structural Breaks in Inflation Trends: A High-Frequency Approach

      By: Alberto Cavallo and Gaston Garcia Zavaleta
      We combine standard structural-break methods with high-frequency data to identify shifts in inflation trends. We use this approach to study the inflation dynamics of 25 countries from January 2022 to April 2023 and find evidence of a broad-based slowdown in about half...  View Details
      Keywords: Inflation and Deflation; Global Range; Economic Slowdown and Stagnation; Analysis; Price
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      Cavallo, Alberto, and Gaston Garcia Zavaleta. "Detecting Structural Breaks in Inflation Trends: A High-Frequency Approach." Working Paper, May 2023. (Preliminary draft.)
      • May–June 2023
      • Article

      Need for Speed: The Impact of In-Process Delays on Customer Behavior in Online Retail

      By: Santiago Gallino, Nil Karacaoglu and Antonio Moreno
      The impact of delays has been widely studied in various offline services. The focus of this study is online services, and we explore the impact of in-process delays—measured by website speed—on customer behavior. We leverage novel retail and website speed data to...  View Details
      Keywords: Online Retail; Quasi-experiments; Abandonment; Synthetic Control; E-commerce; Internet and the Web; Consumer Behavior; Policy; Retail Industry
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      Gallino, Santiago, Nil Karacaoglu, and Antonio Moreno. "Need for Speed: The Impact of In-Process Delays on Customer Behavior in Online Retail." Operations Research 71, no. 3 (May–June 2023): 876–894.
      • 2023
      • Working Paper

      Operational Consequences of Customer Interaction Design: Evidence From Last-Mile Delivery Services

      By: Natalie Epstein, Santiago Gallino and Antonio Moreno
      Problem definition: Communication and customer interaction design have been used as elements to improve customer satisfaction and future purchasing behavior, but little is known about how they can be used as levers to improve operational...  View Details
      Keywords: Customer Satisfaction; Consumer Behavior; Logistics; Communication
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      Epstein, Natalie, Santiago Gallino, and Antonio Moreno. "Operational Consequences of Customer Interaction Design: Evidence From Last-Mile Delivery Services." Working Paper, May 2023.
      • 2023
      • Working Paper

      Toward Decision-Useful Carbon Information

      By: Gunther Glenk
      Companies are increasingly viewed as crucial drivers for timely decarbonization. Current accounting practices for greenhouse gas (GHG) emissions, however, often leave corporate carbon disclosures and abatement obscured. Here I introduce a taxonomy for assuring the...  View Details
      Keywords: Carbon Emissions; Decarbonization; Carbon Accounting; Net-zero Emissions; Greenhouse Gas Emissions; Environment; Environmental Impact; Management; Sustainable Cities; Corporate Disclosure; Environmental Accounting; Environmental Management; Climate Change; Accounting Industry; Consulting Industry; Energy Industry; Auto Industry; Construction Industry; Transportation Industry; Financial Services Industry; Green Technology Industry; Industrial Products Industry; Information Technology Industry; Manufacturing Industry; Public Administration Industry; Steel Industry; Utilities Industry; Europe; North America; South America; Africa; Asia
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      Glenk, Gunther. "Toward Decision-Useful Carbon Information." TRR 266 Accounting for Transparency Working Paper Series, No. 121, May 2023.
      • May 2023
      • Article

      Where Sales Technology (Really) Helps

      By: Frank V. Cespedes
      Interest in Sales Enablement (SE), the catch-all term for attempts to increase sales productivity with AI and other technologies, is driven by multiple factors. One is the declining costs of the tools. Also, selling is now data-hungry work and not just in tech sectors....  View Details
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      Cespedes, Frank V. "Where Sales Technology (Really) Helps." Top Sales Magazine (May 2023), 26–27.
      • April 2023
      • Case

      The Venice Biennale

      By: Rohit Deshpandé and Elena Corsi
      La Biennale of Venice, which organized festivals in different disciplines, pondered how to remain relevant in front of fading boundaries across arts.  View Details
      Keywords: Arts; Organizational Change and Adaptation; Cultural Entrepreneurship; Italy
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      Deshpandé, Rohit, and Elena Corsi. "The Venice Biennale." Harvard Business School Case 523-097, April 2023.
      • March 2023
      • Case

      Innovation at Google Ads: The Sales Acceleration and Innovation Labs (SAIL) (A)

      By: Linda A. Hill and Emily Tedards
      In 2018, Ana Owczarzak was appointed to lead Google Ads' new innovation and accelerator team - the Sales Acceleration and Innovation Labs (SAIL). The purpose of SAIL was to offer testing and incubation services for individuals within Google Ads who were developing new...  View Details
      Keywords: Innovation Leadership; Innovation Strategy; Organizational Design; Technology Industry; Advertising Industry; Information Technology Industry; United States
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      Hill, Linda A., and Emily Tedards. "Innovation at Google Ads: The Sales Acceleration and Innovation Labs (SAIL) (A)." Harvard Business School Case 423-076, March 2023.
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