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  • Research Summary

Time Varying Expected Returns, Stochastic Dividend Yields, and Default Probabilities: Linking the Credit Risk and Equity Literature (with George Chacko and Jens Hilscher)

In standard structural bond pricing models, the firm defaults once the market value of assets has fallen below a threshold. Expected returns, or at least dividend yields, are assumed to be constant, which implies that any asset value movement is permanent and has the... View Details
  • 2018
  • Introduction

Introduction: History and Political Economy

By: Sophus A. Reinert and Robert Fredona
This volume offers a snapshot of the resurgent historiography of political economy in the wake of the ongoing global financial crisis, and suggests fruitful new agendas for research on the political-economic nexus as it has developed in the Western world since the end... View Details
Keywords: Economics; Government and Politics; History
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    Roy D. Shapiro

    Roy D. Shapiro is the Philip Caldwell Professor of Business Administration at the Harvard University Graduate School of Business Administration.  He is currently the faculty co-chair of the School's Technology and Operations Management Unit... View Details

      Gunnar Trumbull

      Gunnar Trumbull is the Phillip Caldwell Professor of Business Administration at Harvard Business School.

      Professor Trumbull’s primary area of expertise in political economy, with a focus on consumer and regulatory politics. His book Strength in... View Details

      Keywords: agribusiness; consumer products; credit card; financial services; food; food processing; grocery; microfinance; retail financial services; retailing
      • 06 Aug 2019
      • Working Paper Summaries

      Field-Level Paradox and the Co-Evolution of an Entrepreneurial Vision

      Keywords: by Ryan Raffaelli and Richard DeJordy; Manufacturing
      • December 2020 (Revised January 2022)
      • Supplement

      Michael Ku and Global Clinical Supply at Pfizer Inc.: Bringing Hope to Patients (B)

      By: Linda A. Hill and Emily Tedards
      In 2011, Michael Ku became Pfizer’s Vice President of Global Clinical Supply (GCS) after the company had undergone three large-scale mergers and acquisitions. As Ku and his new leadership team set out to build a proactive, end-to-end, digital and physical clinical... View Details
      Keywords: Digital Technology; Customer-centricity; Innovation; Customer Focus; Talent; Talent Management; Leadership; Innovation and Invention; Transformation; Organizational Culture; Customer Focus and Relationships; Change Management; Talent and Talent Management; Supply Chain; Mission and Purpose
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      • August 2020
      • Article

      Macroeconomic Drivers of Bond and Equity Risks

      By: John Y. Campbell, Carolin E. Pflueger and Luis M. Viceira
      Our new model of consumption-based habit generates time-varying risk premia on bonds and stocks from loglinear, homoskedastic macroeconomic dynamics. Consumers' first-order condition for the real risk-free bond generates an exactly loglinear consumption Euler equation,... View Details
      Keywords: Consumption-based Habit Formation; Consumption Euler Equation; Time-varying Risk Premia; Inflation Dynamics; Bond-stock Correlation; Risk and Uncertainty; Bonds; Macroeconomics
      Related
      • 2017
      • Working Paper

      Rethinking Measurement of Pay Disparity and its Relation to Firm Performance

      By: Ethan Rouen
      I develop measures of firm-level pay disparity and examine their relation to firm accounting performance. Using comprehensive compensation data for a large sample of firms, I find no statistically significant relation between the ratio of CEO-to-mean employee... View Details
      Keywords: Pay Disparity; Pay Ratio; CEO Pay Ratio; Income Inequality; Executive Compensation; Wages; Equality and Inequality; Business Ventures; Performance
      Related

        Bharat N. Anand

        Bharat N. Anand is the Vice Provost for Advances in Learning at Harvard University, and the Henry R. Byers Professor of Business Administration at Harvard Business School.

        Professor Anand is an expert in digital strategy, media and... View Details

        Keywords: broadcasting; entertainment; information; media; motion pictures; music; publishing industry; sports; television
        • October 2019
        • Case

        Agility Africa

        By: Juan Alcacer, Caroline M. Elkins and Esel Çekin
        This case illustrates the challenge and opportunities that firms face when developing and executing new business models in high-risk, low-infrastructure, low-trust countries. It features a global logistics group, Agility, that aimed to become the leader in supplying... View Details
        Keywords: Strategy; Business Model; Innovation and Invention; Expansion; Emerging Markets; Decision Choices and Conditions; Real Estate Industry; Distribution Industry; Africa
        Related
        • Forthcoming
        • Article

        Who Values Democracy?

        By: Max Miller
        This paper examines the conventional view that redistribution is central to the democratization process using data from stock markets. Consistent with this view, democratizations have a large, negative impact on asset valuations driven by a rise in redistribution risk.... View Details
        Keywords: Government and Politics; Risk and Uncertainty; Financial Crisis; Macroeconomics; Financial Markets; Valuation
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        • 2024
        • Working Paper

        Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization

        By: Ta-Wei Huang, Eva Ascarza and Ayelet Israeli
        This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
        Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
        Related
        • 15 Oct 2013
        • First Look

        First Look: October 15

        Talent Recruitment at frog design Shanghai (B) Supplements 411-040. Purchase this case: http://hbr.org/search/414024-PDF-ENG Harvard Business School Case 714-404 New York City: Bloomberg's Strategy for View Details
        Keywords: Sean Silverthorne
        • May 2020
        • Article

        Scalable Holistic Linear Regression

        By: Dimitris Bertsimas and Michael Lingzhi Li
        We propose a new scalable algorithm for holistic linear regression building on Bertsimas & King (2016). Specifically, we develop new theory to model significance and multicollinearity as lazy constraints rather than checking the conditions iteratively. The resulting... View Details
        Keywords: Mathematical Methods; Analytics and Data Science
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        • April 2023
        • Case

        Fizzy Fusion: When Data-Driven Decision Making Failed

        By: Michael Parzen, Eddie Lin, Douglas Ng and Jessie Li
        This is a case about a fictional New York beverage company called Fizzy Fusion. The business is facing supply chain and inventory management challenges with its new product, SparklingSip. Despite seeking help from a data science consulting firm, the machine learning... View Details
        Keywords: Supply Chain Management; Production; Risk and Uncertainty; Analytics and Data Science; Food and Beverage Industry
        Related
        • July 2001 (Revised August 2002)
        • Case

        Jamcracker

        Jamcracker, a well-financed, young company is attempting to transform how IT services are delivered during a period of high-tech pessimism. Jamcracker is trying to popularize an "application service provider" (ASP) model of service delivery that will, if successful,... View Details
        Keywords: Service Delivery; Information Technology; Business Startups; Information Technology Industry; Service Industry
        Related
        • August 2014 (Revised March 2015)
        • Case

        Reinventing Retail: ShopRunner's Network Bet

        By: Benjamin Edelman and Karen Webster
        ShopRunner considers adjustments to improve its online shopping service which offers no-charge two-day shipping as well as easy returns and other conveniences. Competitors' diverse pricing models and ancillary benefits raise questions about how to structure and price... View Details
        Keywords: Shopping Club; Coop; Pricing; Shipping; Marketing Channels; Global Strategy; Order Taking and Fulfillment; Information Technology Industry; Retail Industry; United States; China
        Related
        • 11 Jun 2022
        • News

        Most Billionaires Don’t Think Employees Will Stay Fully Remote, Forbes Survey Shows

          Prof. Thales Teixeira returns to Cannes to speak about Digital Disruption

          In recent years, a new wave of digital disruption has been taking over the Internet. It is characterised by business models focusing on the separation of consumption activities that traditionally went together such as content and advertising, or browsing and purchasing... View Details

            Eva Ascarza

            Eva Ascarza is the Jakurski Family Associate Professor of Business Administration in the Marketing Unit.  She is the co-founder of the Customer Intelligence Lab at the D^3 institute at Harvard Business School. She teaches the Marketing core in the MBA required... View Details

            Keywords: telecommunications; e-commerce industry; entertainment; financial services; retailing