Publications

February 2024
Teaching Note

TimeCredit

By: Emanuele Colonnelli, Raymond Kluender and Shai Benjamin Bernstein

Teaching Note for HBS Case No. 824-139. TimeCredit is an artificial intelligence (AI) startup that is developing large language models (LLMs) to generate accounting memos. The case follows Ndonga Sagnia, a Gambian Harvard Business School MBA student with an accounting... View Details

Keywords: Accounting; Business Startups; Entrepreneurship; Financing and Loans; AI and Machine Learning; Entrepreneurial Finance; Identity; Partners and Partnerships; Technology Industry

08 Apr 2008
First Look

First Look: April 8, 2008

serve as a new source of funds for mortgage lenders. The proposal was controversial, however. Opponents disliked the fact that the Federal Building Loan Banks would have the authority to issue tax-free, mortgage-backed bonds, and many claimed that the private View Details

Keywords: Martha Lagace

06 Oct 2008
Research & Ideas

Updating a Classic: Writing a Great Business Plan

uncertain capital markets of today? A: The best money comes from customers, not external investors. I think entrepreneurs need ideas that are so compelling they can get early View Details

Keywords: by Sean Silverthorne

08 Aug 2016
Working Paper Summaries

The Unintended Consequences of the Zero Lower Bound Policy

Keywords: by Marco Di Maggio and Marcin Kacperczyk; Banking

June 2014
Case

The Special Master for TARP Executive Compensation

By: Brian Hall, Aaron Chadbourne, Vibha Kagzi and Caren Kelleher

This case is about the response of the US government to the excessive compensation of executives following the market collapse of 2008. In particular, the case focuses on the special committee that was formed to oversee and regulate any financial companies that had... View Details

Keywords: Executive Compensation; United States

July 2024
Article

The Passive-Ownership Share Is Double What You Think It Is

By: Alex Chinco and Marco Sammon

Each time a stock gets added to or dropped from a benchmark index, we ask: “How much money would have to be tracking that index to explain the huge spike in rebalancing volume we observe on reconstitution day?” While index funds held 16% of the US stock market in 2021,... View Details

Keywords: Indexing; Passive Investing; Exchange-traded Funds (ETFs); Russell Reconstitution Day; Trading Volume; Information-based Asset Pricing; Investment Funds; Asset Pricing

SSRN

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27 Jan 2015
First Look

First Look: January 27

not had lower costs of equity (lower stock returns), consistent with a stock market anomaly previously documented in other samples. A calibration suggests that a binding 10 percentage point increase in Tier 1 capital to risk-weighted... View Details

Keywords: Sean Silverthorne

October 2003 (Revised January 2005)
Case

Microsoft: Launching the Smart Watch

By: John T. Gourville and Christina L. Darwall

Microsoft is on the verge of launching its Smart Watch technology, which will allow specially designed watches to receive up-to-date information on sports, business, traffic, news, etc. After several years of effort and millions of dollars spent, the questions now... View Details

Keywords: Customer Focus and Relationships; Information Management; Marketing Strategy; Product Launch; Product Positioning; Product Design; Product Development; Performance Effectiveness; Partners and Partnerships; Information Technology Industry

October 2016 (Revised March 2019)
Case

Carrum Health: Scaling Bundled Payments

By: Robert S. Huckman and Sarah Mehta

Founded in 2014, Carrum Health helped self-insured employers located in three markets (San Diego, California; Seattle, Washington; and San Francisco, California) save money on their employees’ planned surgeries. It did so by contracting directly with top-quality... View Details

Keywords: Health Financing; Health Insurance; Value-based Healthcare Reimbursements; Bundled Payments; Innovation; Scale; Health; Health Care and Treatment; Cost Management; Growth and Development Strategy; Decision Choices and Conditions; Health Industry; California; San Francisco; San Diego; Seattle

Article

Variance-Minimizing Monetary Policies with Lagged Price Adjustment and Rational Expectations

By: Jerry R. Green and Seppo Honkapohja

This paper considers a macroeconomic model with rational expectations in which prices are incompletely flexible. Markets therefore fail to clear. In such a model monetary policy is not neutral. The variance of real and nominal quantities and interest rates is sensitive... View Details

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January 2023 (Revised December 2023)
Case

OhmConnect: Energizing the Future

By: Jeffrey F. Rayport, Jennifer Fonstad and Nicole Tempest Keller

Founded in 2013, OhmConnect was a free consumer web app that alerted customers about peak hours of electricity demand, and paid them to lower their energy use at home during these periods. The company sold the aggregated reductions generated by thousands of households... View Details

Keywords: App Development; Renewable Energy; Electricity Usage; Regulations; VC; Technology; Customer Acquisition Cost (CAC); Scalability; Applications and Software; Growth and Development Strategy; Governing Rules, Regulations, and Reforms; Business Model; Venture Capital; Energy Industry; United States; California; Texas; Europe

10 Apr 2008
Working Paper Summaries

Where Does it Go? Spending by the Financially Constrained

Keywords: by Shawn A. Cole, John Thompson & Peter Tufano; Financial Services

Blog Post

Health Care Transparency: The Fox Is Guarding the Chicken Coop in Washington Again

By: Regina E. Herzlinger

Now that more people can shop directly for their own health insurance under the Affordable Care Act, they have been transformed from potential patients to consumers, and like any other consumers of goods or services, they want to know if what they're buying is any... View Details

Keywords: Transparency; Health Care; Health Insurance; Health Care and Treatment; Health Industry

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March 2009 (Revised September 2011)
Case

Zopa: The Power of Peer-to-Peer Lending

By: Mikolaj Jan Piskorski, Isabel Fernandez-Mateo and David Chen

Zopa, a U.K.-based peer-to-peer lending company, connected individual lenders and borrowers via an online interface. The company charged a small fee for completed loan transactions but has not turned a profit. Zopa offered two platforms, Markets and Listings. Markets... View Details

Keywords: Financing and Loans; Personal Finance; Market Participation; Digital Platforms; Social and Collaborative Networks; Financial Services Industry; United Kingdom