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  • 22 Jan 2001
  • Research & Ideas

Control Your Inventory in a World of Lean Retailing

variation is never more than four times the average. The second test reflects a manufacturer whose concern is maintaining inventories at a level appropriate for its high-volume, low-variability SKUs — say three weeks of demand. That means... View Details
Keywords: by Frederick H. Abernathy, John T. Dunlop, Janice H. Hammond & David Weil; Consumer Products
  • June 2021
  • Article

Symmetric Ignorance: The Cost of Anonymous Lemons

By: Amar Bhidé
Rules that restrict information required in negotiated private transactions have spurred a vast increase in the scope of anonymous financial markets, particularly in the United States. The subtle costs of the information‐restricting rules raise questions about the... View Details
Keywords: Information Asymmetry; Liquidity; Regulation; Securities Markets; Securitization; Information; Financial Liquidity; Financial Markets; Governing Rules, Regulations, and Reforms
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  • Working Paper

Index Rebalancing and Stock Market Composition: Do Indexes Time the Market?

By: Marco Sammon and John J. Shim
Value-weighted indexes must rebalance in response to stock market composition changes, e.g., issuance, buybacks, and IPOs. In doing so, existing index funds implicitly engage in market timing. Index funds’ long-short rebalancing portfolios have a -3.5% annual return... View Details
Keywords: Investment Funds; Financial Markets; Market Timing; Investment Return
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  • 2020
  • Working Paper

Aggregate and Firm-Level Stock Returns During Pandemics, in Real Time

By: Laura Alfaro, Anusha Chari, Andrew Greenland and Peter K. Schott
We show that unexpected changes in the trajectory of COVID-19 infections predict U.S. stock returns, in real time. Parameter estimates indicate that an unanticipated doubling (halving) of projected infections forecasts next-day decreases (increases) in aggregate U.S.... View Details
Keywords: COVID-19; Stock Returns; Health Pandemics; Stocks; Investment Return; Forecasting and Prediction
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  • 14 Oct 2011
  • Working Paper Summaries

The Cost of Capital for Alternative Investments

Keywords: by Jakub W. Jurek & Erik Stafford
  • 24 Jun 2009
  • Working Paper Summaries

Don’t Just Survive—Thrive: Leading Innovation in Good Times and Bad

Keywords: by Lynda M. Applegate & J. Bruce Harreld
  • 31 Aug 2021
  • Book

Feeling Powerless at Work? Time to Agitate, Innovate, and Orchestrate

Although CEOs hold positions of power, many can feel powerless in certain ways—particularly when it comes to influencing the behaviors and performance of their employees. Yet perhaps they aren’t taking the View Details
Keywords: by Jay Fitzgerald
  • July 1999 (Revised January 2000)
  • Case

Yahoo!: Business on Internet Time

By: Jan W. Rivkin and Jay R. Girotto
In the wake of major competitive moves, CEO Tim Koogle and his senior team at Yahoo!, an Internet portal, must decide whether and how to adjust their strategy. Following deals between AOL and Netscape, Excite and @Home, Infoseek and Disney, and Snap and NBS, Yahoo!... View Details
Keywords: Competitive Strategy; Growth and Development Strategy; Business Strategy; Organizational Structure; Industry Structures; Internet and the Web; Risk Management; Technological Innovation; Business or Company Management; Information Technology Industry; Web Services Industry
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  • 14 Oct 2013
  • Research & Ideas

Time that Government Reopens for Business

it may take them some time to get over their financial anxiety even after the shutdown has been settled. In addition, programs like Head Start and nutrition assistance, targeted at the disadvantaged, are put... View Details
Keywords: by Jim Aisner
  • February 2010 (Revised October 2010)
  • Case

YouTube: Time to Charge Users?

By: Anita Elberse and Sunil Gupta
In January 2010, YouTube, the world's largest online video aggregator, was still seeking to become profitable. Was the time right for Google, YouTube's parent company, to charge users seeking to upload content, as some analysts had suggested—and if so, who should be... View Details
Keywords: Digital Marketing; Business Model; Cost; Profit; Revenue; Consumer Behavior; Internet and the Web; Motion Pictures and Video Industry
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  • September – October 2011
  • Article

The Manufacturer's Incentive to Reduce Lead Times

By: Santiago Kraiselburd, Richard Pibernik and Ananth Raman
It is generally a well acknowledged fact that, ceteris paribus, reducing the lead times between downstream and upstream parties in a supply chain is desirable from an overall system perspective. However, an upstream party (e.g., a manufacturer) may have strong... View Details
Keywords: Cost; Demand and Consumers; Order Taking and Fulfillment; Production; Supply Chain Management; Sales; Manufacturing Industry; Retail Industry
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  • 27 Apr 2009
  • Research & Ideas

Building Businesses in Turbulent Times

critical to success today and in the years to come. They must consider cost cutting as one step on the journey to future success. In a sense, every business, large or small, needs to think of itself as a... View Details
Keywords: by Staff
  • 2025
  • Working Paper

When Where Watt: Harnessing the Value of Time and Location for Renewable Electricity Generation

By: Vishrut Rana, Christian Kaps and Serguei Netessine
Problem definition: Investments in renewable energy have surged worldwide in recent years, with over $2 trillion spent globally on clean energy. This surge was driven by growing policy support, concerns about energy security, and, most importantly, the cost... View Details
Keywords: Wind Power; Electricity Distribution; Renewable Energy; Profit; Investment Return; Factories, Labs, and Plants; Geographic Location; Revenue; Energy Industry; Utilities Industry
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  • 10 Mar 2021
  • News

Elevator Pitch: Game Time

Video Embed Animation by Drue Wagner and Troubadour Image + Sound Concept: Tilt Five is an entertainment system that uses augmented reality (AR) glasses, a game board, and a wand View Details
Keywords: AI; virtual reality; gaming; technology; entrepreneurship; startups; Amusement, Gambling, and Recreation Industries; Amusement, Gambling, and Recreation Industries
  • 01 Dec 2002
  • News

Bad Times for Business

note that this is not the first time that Americans have gone through intense questioning about the system and the conduct of its actors. For example, in the latter part of the 19th century, the railroad,... View Details
Keywords: Garry Emmons
  • Web

Measure Outcomes & Cost for Every Patient - Institute For Strategy And Competitiveness

time required for each process. Overhead functions such as billing, information technology, and human resource management should be attributed to the condition based on resource use resulting from the needs... View Details
  • August 2001
  • Background Note

Work Methods Design: Note on Time Standards

By: H. Kent Bowen
Looks at production design. Helps students observe and work with procedures and consider cost reduction ideas using a view of methods improvement. View Details
Keywords: Cost Management; Management Practices and Processes; Standards; Production; Performance Improvement; Perspective
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  • September 2010 (Revised January 2011)
  • Background Note

Using Regression Analysis to Estimate Time Equations

This note presents a simple way to estimate time equations using regression analysis in Excel. The note quickly outlines regression analysis, then presents a real-life case example from the natural gas industry that students can use to gain experience developing and... View Details
Keywords: Accounting; Activity Based Costing and Management; Mathematical Methods
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  • 31 Jan 2018
  • Research & Ideas

American Idle: Workers Spend Too Much Time Waiting for Something to Do

Paul Bradbury American workers are usually a pretty busy bunch, yet their time spent idle costs employers an estimated $100 billion per year, according to a new study from Harvard Business School. “We... View Details
Keywords: by Michael Blanding
  • 24 Sep 2014
  • Op-Ed

Tackling Climate Change Will Cost Less Than We Think

change? Harvard Business School faculty share their thoughts. Most importantly, there are good reasons to think that the world will surprise us , and that once we put our mind to addressing climate change the View Details
Keywords: by Rebecca Henderson; Energy; Utilities