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Publications

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  • All HBS Web  (28)
    • Faculty Publications  (7)

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    • All HBS Web  (28)
      • Faculty Publications  (7)

      Value Depreciation Remove Value Depreciation →

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      • 2021
      • Working Paper

      Time and the Value of Data

      By: Ehsan Valavi, Joel Hestness, Newsha Ardalani and Marco Iansiti

      Managers often believe that collecting more data will continually improve the accuracy of their machine learning models. However, we argue in this paper that when data lose relevance over time, it may be optimal to collect a limited amount of recent data instead of...  View Details

      Keywords: Economics Of AI; Machine Learning; Non-stationarity; Perishability; Value Depreciation; Analytics and Data Science; Value
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      Valavi, Ehsan, Joel Hestness, Newsha Ardalani, and Marco Iansiti. "Time and the Value of Data." Harvard Business School Working Paper, No. 21-016, August 2020. (Revised November 2021.)
      • 2020
      • Working Paper

      The Real Exchange Rate, Innovation and Productivity

      By: Laura Alfaro, Alejandro Cuñat, Harald Fadinger and Yanping Liu
      We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001–2010. We uncover the following stylized facts about regional variation of manufacturing firms'...  View Details
      Keywords: Real Exchange Rate; Firm Level Data; Innovation; Productivity; Exporting; Importing; Credit Constraints; Currency Exchange Rate; Innovation and Invention; Performance Productivity
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      Alfaro, Laura, Alejandro Cuñat, Harald Fadinger, and Yanping Liu. "The Real Exchange Rate, Innovation and Productivity." Harvard Business School Working Paper, No. 18-044, November 2017. (Revised April 2020.)
      • 2013
      • Working Paper

      Adjusting National Accounting for Health: Is the Business Cycle Countercyclical?

      By: Mark Egan, Casey B. Mulligan and Tomas J. Philipson
      Many national accounts of economic output and prosperity, such as gross domestic product (GDP) or net domestic product (NDP), offer an incomplete picture by ignoring, for example, the value of leisure, home production, and the value of health. Previous discussed...  View Details
      Keywords: Health; Valuation; Accounting; United States
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      Egan, Mark, Casey B. Mulligan, and Tomas J. Philipson. "Adjusting National Accounting for Health: Is the Business Cycle Countercyclical?" NBER Working Paper Series, No. 19058, May 2013.
      • May 2009 (Revised November 2010)
      • Case

      Depreciation at Delta Air Lines: The "Fresh Start"

      By: William J. Bruns Jr.
      In estimating depreciation for accounting purposes, Delta Air Lines has changed its assumptions about aircraft lifespan and residual values four times in the last thirty years or so. In the most recent changes, Delta adopted fair value accounting as part of its fresh...  View Details
      Keywords: Accounting Policies; Accounting Procedures; Depreciation; Bankruptcy; Cost Accounting; Financial Reporting; Insolvency and Bankruptcy; Policy; Air Transportation Industry
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      Bruns, William J., Jr. Depreciation at Delta Air Lines: The "Fresh Start". Harvard Business School Brief Case 094-013, May 2009. (Revised November 2010.)
      • November 1994 (Revised January 1995)
      • Background Note

      A Note on Capital Cash Flow Valuation

      By: Richard S. Ruback
      Presents the capital cash flow method for valuing risky cash flows. In this method cash flows are calculated to include the benefits of interest tax shields. In a capital structure, with just ordinary debt and common equity, capital cash flows equal the flows available...  View Details
      Keywords: Capital; Cash Flow; Valuation
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      Ruback, Richard S. "A Note on Capital Cash Flow Valuation." Harvard Business School Background Note 295-069, November 1994. (Revised January 1995.)
      • October 1969
      • Article

      Probabilistic Depreciation and Its Implications for Group Depreciation

      By: Robert S. Kaplan and Yuri Ijiri
      Keywords: Value
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      Kaplan, Robert S., and Yuri Ijiri. "Probabilistic Depreciation and Its Implications for Group Depreciation." 75th Anniversary Edition. Accounting Review 44 (October 1969): 743–756.
      • Forthcoming
      • Article

      The Real Exchange Rate, Innovation and Productivity

      By: Laura Alfaro, Alejandro Cuñat, Harald Fadinger and Yanping Liu
      We evaluate manufacturing firms' responses to changes in the real exchange rate (RER) using detailed firm-level data for a large set of countries for the period 2001-2010. We uncover the following stylized facts about regional variation of manufacturing firms'...  View Details
      Citation
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      Alfaro, Laura, Alejandro Cuñat, Harald Fadinger, and Yanping Liu. "The Real Exchange Rate, Innovation and Productivity." Journal of the European Association (forthcoming).
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