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      • Faculty Publications  (69)

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      • June 2022
      • Case

      Business Implications from Regulating Carbon Emissions in the EU

      By: George Serafeim and Benjamin Maletta
      In the beginning of the 21st century, the European Union (the EU) had led the global fight against climate change with a wide array of policy measures. The EU’s primary approach to climate policy had been taxation via the European Union Emissions Trading System (EU...  View Details
      Keywords: Regulation; Carbon Emissions; Trade; Sustainability; Decarbonization; Performance; Climate Change; Analysis; Strategy; Taxation; Policy; Environmental Regulation; Industry Structures; European Union
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      Serafeim, George, and Benjamin Maletta. "Business Implications from Regulating Carbon Emissions in the EU." Harvard Business School Case 122-106, June 2022.
      • March 2022
      • Background Note

      Climate Challenges for Cities: Introduction to Issues and Actions in the United States

      By: Rosabeth Moss Kanter and Catarina Mia Martinez
      This background Note introduces the implications of climate change (global warming) for American cities. In the U.S., partisan political divides and unaddressed economic and racial disparities in climate vulnerabilities can inhibit action. The two main fronts for...  View Details
      Keywords: Climate Change; Cities; Emission Reduction; Change; Change Leadership; Electric Power Generation; Transportation; Recycling; Green Business; Green Building; Ecosystem; Construction; Systems Change; Cross-sector Collaboration; Adaptation; Geographic Location; Resource Allocation; Infrastructure; Government and Politics; Social Issues; Urban Development; United States
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      Kanter, Rosabeth Moss, and Catarina Mia Martinez. "Climate Challenges for Cities: Introduction to Issues and Actions in the United States." Harvard Business School Background Note 322-103, March 2022.
      • 2022
      • Article

      Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment

      By: A.V. Whillans and Colin West
      Poverty entails more than a scarcity of material resources—it also involves a shortage of time. To examine the causal benefits of reducing time poverty, we conducted a longitudinal feld experiment over six consecutive weeks in an urban slum in Kenya with a sample of...  View Details
      Keywords: Time; Subjective Well Being; Administrative Costs; Friction; Poverty; Well-being; Money; Perception; Kenya
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      Whillans, A.V., and Colin West. "Alleviating Time Poverty Among the Working Poor: A Pre-Registered Longitudinal Field Experiment." Art. 719. Scientific Reports 12 (2022).
      • 2022
      • Article

      Improving Efficiency and Reducing Costs of MRI-Guided Prostate Brachytherapy Using Time-Driven Activity-Based Costing

      By: Nikhil G. Thaker, Rajat J. Kudchadker, James R. Incalcaterra, Tharakeswara K. Bathala, Robert S. Kaplan, Ankit Agarwal, Deborah A. Kuban, Benjamin D. Frank, Prajnan Das, Thomas W. Feeley and Steven J. Frank
      Integrated quality improvement (QI) and cost reduction strategies can help increase value in cancer care. We applied standard QI and TDABC methods to improve workflow efficiency and reduce costs for MRI-guided prostate brachytherapy. We constructed process maps,...  View Details
      Keywords: Brachytherapy; Quality Improvement; Prostate; Time-Driven Activity-Based Costing; Cost Accounting; Health Care and Treatment; Performance Efficiency; Health Industry
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      Thaker, Nikhil G., Rajat J. Kudchadker, James R. Incalcaterra, Tharakeswara K. Bathala, Robert S. Kaplan, Ankit Agarwal, Deborah A. Kuban, Benjamin D. Frank, Prajnan Das, Thomas W. Feeley, and Steven J. Frank. "Improving Efficiency and Reducing Costs of MRI-Guided Prostate Brachytherapy Using Time-Driven Activity-Based Costing." Brachytherapy 21, no. 1 (2022): 49–54.
      • December 2021
      • Case

      Danish Crown: Feeding the Future

      By: David E. Bell, Damien P. McLoughlin, Daniela Beyersdorfer and Mette Fuglsang Hjortshoej
      Danish Crown, one of the world’s largest exporters of pork meat and one of Europe’s top five producers of beef, faced increasing headwinds in 2021, making CEO Jais Valeur feel like the core of the meat business was under attack. As a cooperative and prominent player in...  View Details
      Keywords: Agribusiness; Animal-Based Agribusiness; Food; Environmental Management; Climate Change; Environmental Sustainability; Nutrition; Cooperative Ownership; Change Management; Transition; Leadership; Leading Change; Marketing; Product Marketing; Corporate Strategy; Agriculture and Agribusiness Industry; Food and Beverage Industry; Europe; Denmark
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      Bell, David E., Damien P. McLoughlin, Daniela Beyersdorfer, and Mette Fuglsang Hjortshoej. "Danish Crown: Feeding the Future." Harvard Business School Case 522-057, December 2021.
      • Article

      Adaptive Machine Unlearning

      By: Varun Gupta, Christopher Jung, Seth Neel, Aaron Roth, Saeed Sharifi-Malvajerdi and Chris Waites
      Data deletion algorithms aim to remove the influence of deleted data points from trained models at a cheaper computational cost than fully retraining those models. However, for sequences of deletions, most prior work in the non-convex setting gives valid guarantees...  View Details
      Keywords: Machine Learning; AI and Machine Learning
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      Gupta, Varun, Christopher Jung, Seth Neel, Aaron Roth, Saeed Sharifi-Malvajerdi, and Chris Waites. "Adaptive Machine Unlearning." Advances in Neural Information Processing Systems (NeurIPS) 34 (2021).
      • 2021
      • Working Paper

      The Green Bonding Hypothesis: How Do Green Bonds Enhance the Credibility of Environmental Commitments?

      By: Shirley Lu
      This paper proposes and provides evidence on a green bonding hypothesis, where green bonds act as a commitment device that subjects firms to institutions holding them accountable to their environmental promises. I find that green-bond issuers face higher climate change...  View Details
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      Lu, Shirley. "The Green Bonding Hypothesis: How Do Green Bonds Enhance the Credibility of Environmental Commitments?" SSRN Working Paper Series, No. 3898909, December 2021.
      • October 2021
      • Article

      Fintech Borrowers: Lax Screening or Cream-Skimming?

      By: Marco Di Maggio and Vincent Yao
      Personal credit is the fastest-growing segment of the consumer credit market, mainly driven by fintech lenders' staggering expansion. We study this market using a unique individual-level data, which covers most of the top fintech and traditional lenders, and provides...  View Details
      Keywords: Fintech; Lending; Consumer Finance; Credit History; Self-control; Present Bias; Financing and Loans; Personal Finance; Credit; Behavior
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      Di Maggio, Marco, and Vincent Yao. "Fintech Borrowers: Lax Screening or Cream-Skimming?" Review of Financial Studies 34, no. 10 (October 2021): 4565–4618. (LEAD ARTICLE and EDITOR'S CHOICE.)
      • Article

      The Economic Consequences of Bankruptcy Reform

      By: Tal Gross, Ray Kluender, Feng Liu, Matthew J. Notowidigdo and Jialan Wang
      A more generous consumer bankruptcy system provides greater insurance against financial risks but may also raise the cost of credit. We study this trade-off using the 2005 Bankruptcy Abuse Prevention and Consumer Protection Act (BAPCPA), which increased the costs of...  View Details
      Keywords: Bankruptcy; Bankruptcy Abuse Prevention And Consumer Protection Act; Borrowing and Debt; Credit
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      Gross, Tal, Ray Kluender, Feng Liu, Matthew J. Notowidigdo, and Jialan Wang. "The Economic Consequences of Bankruptcy Reform." American Economic Review 111, no. 7 (July 2021): 2309–2341.
      • 2021
      • Working Paper

      Financial Flexibility and Corporate Employment

      By: Rebecca Lester, Ethan Rouen and Braden Williams
      We study the role of financial flexibility on COVID-19 employment actions. Using daily data from March through May 2020 for 354 of the largest U.S. employers, we find that firms facing a negative demand shock were 28.8 percentage points more likely to reduce their...  View Details
      Keywords: Financial Flexibility; COVID-19; Pandemic; Employment; Health Pandemics; System Shocks; Finance
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      Lester, Rebecca, Ethan Rouen, and Braden Williams. "Financial Flexibility and Corporate Employment." Harvard Business School Series in Accounting and Control, No. 21-119, April 2021.
      • March 2021
      • Article

      The Impact of the General Data Protection Regulation on Internet Interconnection

      By: Ran Zhuo, Bradley Huffaker, KC Claffy and Shane Greenstein
      The Internet comprises thousands of independently operated networks, where bilaterally negotiated interconnection agreements determine the flow of data between networks. The European Union’s General Data Protection Regulation (GDPR) imposes strict restrictions on...  View Details
      Keywords: Personal Data; Privacy Regulation; GDPR; Interconnection Agreements; Internet and the Web; Governing Rules, Regulations, and Reforms
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      Zhuo, Ran, Bradley Huffaker, KC Claffy, and Shane Greenstein. "The Impact of the General Data Protection Regulation on Internet Interconnection." Telecommunications Policy 45, no. 2 (March 2021).
      • 2021
      • Working Paper

      The Effects of Local Government Financial Distress: Evidence from Toxic Loans

      By: Boris Vallée and Julien Sauvagnat
      We examine the response from both local governments and their voters to a sudden increase in public debt burden. We exploit plausibly exogenous variation in the ex post cost of toxic loans, a notorious financial innovation adopted by a large number of local governments....  View Details
      Keywords: Public Debt; Public Investments; Political Contestation; Toxic Loans; Borrowing and Debt; Investment; Public Sector; Government and Politics; Local Range; Financing and Loans
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      Vallée, Boris, and Julien Sauvagnat. "The Effects of Local Government Financial Distress: Evidence from Toxic Loans." Working Paper, February 2021.
      • 2021
      • Working Paper

      The Health Costs of Cost-Sharing

      By: Amitabh Chandra, Evan Flack and Ziad Obermeyer
      We use the design of Medicare’s prescription drug benefit program to demonstrate three facts about the health consequences of cost-sharing. First, we show that an as-if-random increase of 33.6% in out-of-pocket price (11.0 percentage points (p.p.) change in...  View Details
      Keywords: Cost-sharing; Impact; Health Care and Treatment; Insurance; Health; Consumer Behavior
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      Chandra, Amitabh, Evan Flack, and Ziad Obermeyer. "The Health Costs of Cost-Sharing." NBER Working Paper Series, No. 28439, February 2021.
      • January 2021
      • Supplement

      Aster DM Healthcare: Budget Exercise

      By: V.G. Narayanan and Amy Klopfenstein
      In April 2020, Alisha Moopen, Deputy Managing Director of Aster DM Healthcare, a network of clinics, hospitals, and pharmacies in the Middle East and India, must create her company’s budget for the 2021 fiscal year in light of the onset of Covid-19. The pandemic had...  View Details
      Keywords: Decision Making; Decisions; Forecasting and Prediction; Judgments; Decision Choices and Conditions; Cost vs Benefits; Finance; Borrowing and Debt; Financial Institutions; Banks and Banking; Financial Condition; Financial Liquidity; Accounting; Budgets and Budgeting; Management; Crisis Management; Health Pandemics; Health Industry; Asia; India; United Arab Emirates; Dubai
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      Narayanan, V.G., and Amy Klopfenstein. "Aster DM Healthcare: Budget Exercise." Harvard Business School Spreadsheet Supplement 121-025, January 2021.
      • January 2021
      • Case

      Aster DM Healthcare: Budgeting for a Crisis

      By: V.G. Narayanan and Amy Klopfenstein
      In April 2020, Alisha Moopen, Deputy Managing Director of Aster DM Healthcare, a network of clinics, hospitals, and pharmacies in the Middle East and India, must create her company’s budget for the 2021 fiscal year in light of the onset of Covid-19. The pandemic had...  View Details
      Keywords: Decision Making; Decisions; Forecasting and Prediction; Judgments; Decision Choices and Conditions; Cost vs Benefits; Budgets and Budgeting; Health Pandemics; Health Industry; Asia; India; United Arab Emirates; Dubai
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      Narayanan, V.G., and Amy Klopfenstein. "Aster DM Healthcare: Budgeting for a Crisis." Harvard Business School Case 121-001, January 2021.
      • January 2021
      • Article

      The Effects of Menu Costs on Retail Performance: Evidence from Adoption of the Electronic Shelf Label Technology

      By: Ioannis Stamatopoulos, Achal Bassamboo and Antonio Moreno
      We use the adoption of electronic shelf labels (ESLs) by an international grocery retailer in 2015 to identify the effects of physical menu costs (i.e., labor and material costs of price adjustment) on retail performance. We find that the installation of ESLs increased...  View Details
      Keywords: Retail Operations; Dynamic Pricing; Revenue Management; Operations; Price; Revenue; Management; Retail Industry
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      Stamatopoulos, Ioannis, Achal Bassamboo, and Antonio Moreno. "The Effects of Menu Costs on Retail Performance: Evidence from Adoption of the Electronic Shelf Label Technology." Management Science 67, no. 1 (January 2021): 242–256.
      • December 2020 (Revised December 2021)
      • Case

      Komatsu and Smart Construction

      By: Rajiv Lal, David J. Collis and Akiko Saito
      Komatsu, Japan's leading construction equipment manufacturer, is considering investing in a digital platform "Smart Construction" that will digitise the entire work process on a construction site, allowing for substantial reductions in cost and time while improving...  View Details
      Keywords: Platform; Digital Business; Construction; Business Model; Strategy; Technology Adoption; Internet and the Web; Digital Platforms; Construction Industry; Japan
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      Lal, Rajiv, David J. Collis, and Akiko Saito. "Komatsu and Smart Construction." Harvard Business School Case 521-042, December 2020. (Revised December 2021.)
      • December 2020
      • Article

      Monetary Policy and Global Banking

      By: Falk Bräuning and Victoria Ivashina
      When central banks adjust interest rates, the opportunity cost of lending in local currency changes, but—in absence of frictions—there is no spillover effect to lending in other currencies. However, when equity capital is limited, global banks must benchmark domestic...  View Details
      Keywords: Global Banks; Monetary Policy Transmission; Cross-border Lending; Banks and Banking; Financial Markets; Global Range
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      Bräuning, Falk, and Victoria Ivashina. "Monetary Policy and Global Banking." Journal of Finance 75, no. 6 (December 2020): 3055–3095.
      • 2021
      • Working Paper

      The Effects of Temporal Distance on Intra-Firm Communication: Evidence from Daylight Savings Time

      By: Jasmina Chauvin, Prithwiraj Choudhury and Tommy Pan Fang
      Cross-border communication costs have plummeted and enabled the global distribution of work, but frictions attributable to distance persist. We estimate the causal effects of temporal distance, i.e., time zone separation between employees, on intra-firm communication,...  View Details
      Keywords: Communication Patterns; Time Zones; Geographic Frictions; Knowledge Workers; Multinational Companies; Communication; Multinational Firms and Management; Geographic Location
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      Chauvin, Jasmina, Prithwiraj Choudhury, and Tommy Pan Fang. "The Effects of Temporal Distance on Intra-Firm Communication: Evidence from Daylight Savings Time." Harvard Business School Working Paper, No. 21-052, September 2020. (Revised November 2021.)
      • September 2020 (Revised June 2021)
      • Case

      Algramo

      By: Michael Chu, Monica Silva and Mariana Cal
      Founded in 2013 by José Manuel Moller in Chile, Algramo first became known for addressing the “poverty tax” (the surcharge paid by lower income families for staples sold in smaller sizes) through specially-designed dispensers in low-income neighborhood grocery stores...  View Details
      Keywords: Packaging-as-a-wallet; Plastic Waste; Business At The Base Of The Pyramid; Reusable Packaging; Alliances With FMCGs To Meet ESG Goals; Social Entrepreneurship; Environmental Sustainability; Strategy; Value Creation; Goals and Objectives; Business Model; Consumer Products Industry; Latin America; South America; Chile
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      Chu, Michael, Monica Silva, and Mariana Cal. "Algramo." Harvard Business School Case 321-079, September 2020. (Revised June 2021.)
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