Optimism - Publications - Faculty & Research - Harvard Business School

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March 2022
Article

Learning to Rank an Assortment of Products

By: Kris Ferreira, Sunanda Parthasarathy and Shreyas Sekar

We consider the product ranking challenge that online retailers face when their customers typically behave as “window shoppers”: they form an impression of the assortment after browsing products ranked in the initial positions and then decide whether to continue... View Details

Keywords: Online Learning; Product Ranking; Assortment Optimization; Learning; Internet and the Web; Product Marketing; Consumer Behavior; E-commerce

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February 2014 (Revised August 2015)
Case

The Estate Tax Debate

By: Matthew Weinzierl, Katrina Flanagan and Valerie Galinskaya

Per dollar of revenue, no tax policy generates more sound and fury than the taxation of estates. To supporters, the tax is a break on the concentration of wealth and power and an easy way to fund redistribution. To opponents, the tax is an unjust punishment of the... View Details

Keywords: Atkinson-Stiglitz; Optimal Capital Taxation; Bequest Motives; Taxation; Family and Family Relationships; Property

Article

Total Cost Control in Project Management via Satisficing

By: Joel Goh and Nicholas G. Hall

We consider projects with uncertain activity times and the possibility of expediting, or crashing, them. Activity times come from a partially specified distribution within a family of distributions. This family is described by one or more of the following details about... View Details

Keywords: Project Management; Time And Cost Control; Robust Optimization; Satisficing; Linear Decision Rule; PERT; Management; Cost Management; Projects

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1997
Dissertation

Risk-based Multi-Objective Optimization for the Control of Mobile-source Air Pollution: A Framework Methodology for Analyzing Risk Transferral among Exposure, Emissions, and Economic Costs

By: Martha Heitzmann

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2021
Working Paper

Government Shareholdings in Brokerage Firms and Analyst Research Quality

By: Sheng Cao, Xianjie He, Charles C.Y. Wang and Huifang Yin

During times when the Chinese government wished to prop up the market, sell-side analysts from brokerages with significant government ownership issued relatively less pessimistic (or more optimistic) earnings forecasts, earnings-forecast revisions, and stock... View Details

Keywords: Sell-side Analysts; Forecast Optimism; Forecast Accuracy; Government Incentives; Stocks; Forecasting and Prediction; Business and Government Relations; Emerging Markets

March 2018
Case

EKOL Logistics: Thinking Outside the Box

By: Willy C. Shih and Esel Çekin

This case describes Ekol, an intermodal transportation and logistics company, and how it manages capacity planning. Its busiest routes linked motor vehicle assemblers in Germany and Turkey with many of their parts suppliers, but it had also developed key links in... View Details

October 2024
Article

Canary Categories

By: Eric Anderson, Chaoqun Chen, Ayelet Israeli and Duncan Simester

Past customer spending in a category is generally a positive signal of future customer spending. We show that there exist “canary categories” for which the reverse is true. Purchases in these categories are a signal that customers are less likely to return to that... View Details

Keywords: Churn; Churn Management; Churn/retention; Assortment Planning; Retail; Retailing; Retailing Industry; Preference Heterogeneity; Assortment Optimization; Customers; Retention; Consumer Behavior; Forecasting and Prediction; Retail Industry

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May 2013
Article

The Stock Selection and Performance of Buy-Side Analysts

By: Boris Groysberg, Paul Healy, George Serafeim and Devin Shanthikumar

Prior research on equity analysts focuses almost exclusively on those employed by sell-side investment banks and brokerage houses. Yet investment firms undertake their own buy-side research and their analysts face different stock selection and recommendation incentives... View Details

Keywords: Buy-side Analysts; Sell-side Analysts; Stock Recommendations; Recommendation Optimism; Recommendation Performance; Investment Recommendations; Conflicts Of Interest; Financial Markets; Financial Institutions; Financial Services Industry; United States

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Article

The Stock Selection and Performance of Buy-Side Analysts

By: Boris Groysberg, Paul M. Healy, Georgios Serafeim, Devin Shanthikumar and Gui Yang

We examine the selection and performance of stocks recommended by analysts at a large investment firm relative to those of sell-side analysts during the period mid-1997 and 2004. The buy-side firm's analysts issued less optimistic recommendations for stocks with larger... View Details

Keywords: Buy-side Analysts; Sell-side Analysts; Stock Recommendations; Recommendation Optimism; Recommendation Performance; Investment Recommendations; Conflicts Of Interest; Financial Markets; Financial Institutions; Stocks; Financial Services Industry; United States

July 2022
Teaching Note

eGrocery and the Role of Data and E-Commerce Analytics for CPG Firms

By: Ayelet Israeli

Teaching Note for HBS Case No. 521-077. View Details

July 2022
Supplement

Solution for E-Commerce Analytics for CPG Firms (C): Free Delivery Terms

By: Ayelet Israeli

February 2021 (Revised February 2021)
Background Note

eGrocery and the Role of Data for CPG Firms

By: Ayelet Israeli, Fedor (Ted) Lisitsyn and Mark A. Irwin

This notes provides information about the eGrocery industry and how traditional CPG companies handle this channel and potential data. It is recommended to use together with a series of exercises entitled: "E-Commerce Analytics for CPG Firms (A), (B), and (C)." View Details

12 PM – 1 PM EST, 16 Feb 2023
Webinars: Career

LinkedIn Profile Workshop

In job hunting, learning to optimize your LinkedIn profile with the knowledge of how recruiters actually utilize LinkedIn is crucial. Join CPD and Jeremy Schifeling, LinkedIn's former head of student and alumni education, for a profile workshop. View Details

2009
Book

Financial Economics

By: Zvi Bodie, Robert C. Merton and David L. Cleeton

This book seeks to explain finance through its functions rather than its institutions, concentrating on the three pillars of finance: optimization over time, asset valuation, and risk management. View Details

Keywords: Economics; Finance; Assets; Risk Management; Risk and Uncertainty; Valuation

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12:30 PM – 1:30 PM EST, 20 Nov 2023
Webinars: Career

Tech in the Job Search: LinkedIn for Job Searching

Data can reveal what matters most in today's job market, and this interactive webinar from CPD and Jeremy Schifeling, LinkedIn's former head of student and alumni education, will share behind-the-scenes insights that can help you optimize LinkedIn for both job hunting... View Details

Matthew C. Weinzierl

Matt Weinzierl is Senior Associate Dean and Chair of the MBA Program at Harvard Business School, where he is the Joseph and Jacqueline Elbling Professor of Business Administration in the Business, Government, and the International Economy Unit, and a Research... View Details

Keywords: aerospace

10 Nov 2003
Research & Ideas

Globalization: The Strategy of Differences

their place. I do not claim that arbitrage to exploit differences is any more a complete strategic solution than the optimal exploitation of scale economies. To the contrary: If they are to get their global strategies right in the long... View Details

Keywords: by Pankaj Ghemawat

Kai Krautter

Kai is a PhD student in the Organizational Behavior Unit at the Harvard Business School. His research focuses on the challenges people experience in maintaining their passion over time, and “flextraversion,” which he defines as the ability to adapt one’s levels of... View Details

July 2018
Article

Revisiting the Classical View of Benefit-Based Taxation

By: Matthew Weinzierl

This article incorporates into modern optimal tax theory the classical logic of benefit‐based taxation in which an individual's benefit from the activities of the state is tied to his or her income‐earning ability. First‐best optimal policy is characterized... View Details

Keywords: Taxation; Theory; Policy

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August 2016 (Revised July 2017)
Background Note

Brand Portfolio Strategy and Brand Architecture

While companies choose to brand their products and services in many different ways, there are some central tenets that help define an optimal brand portfolio and associated brand architecture. Brand portfolio strategy involves the design, deployment, and management of... View Details

Keywords: Brand Management; Brand Portfolio; Brand Extension; Brand Portfolio Strategy; Brand Architecture; Consumer Behavior; Marketing; Brands and Branding; Marketing Strategy

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