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- 2022
- Working Paper
Why Do Index Funds Have Market Power? Quantifying Frictions in the Index Fund Market
By: Zach Y. Brown, Mark Egan, Jihye Jeon, Chuqing Jin and Alex A. Wu
Index funds are one of the most common ways investors access financial markets and are perceived to be a transparent and low-cost alternative to active investment management. Despite these purported virtues of index fund investing and the introduction of new products...
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- October 2023
- Case
TetraScience: Unlocking the Power of Scientific Data
By: Satish Tadikonda and William Marks
- October 2023
- Case
Nelson Mandela: Changing the World
By: Robert L. Simons and Shirley Sun
This case traces the rise of Nelson Mandela from his tribal home in South Africa to president of the country. Rejecting expectations that he would be a tribal leader, Mandela instead dedicates his life to fighting Apartheid. After peaceful approaches fail, he joins...
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- October 2023
- Case
Kevin O'Leary: Building a Brand in Shark-infested Waters
By: Reza Satchu and Patrick Sanguineti
For more than fifteen years, successful Canadian entrepreneur and investor Kevin O’Leary had developed his brand into a global powerhouse. Since his first appearance on the Canadian television program Dragons’ Den in 2006 and his meteoric rise to stardom through the...
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- October 2023
- Article
Coordination and Bandwagon Effects: How Past Rankings Shape the Behavior of Voters and Candidates
By: Riako Granzier, Vincent Pons and Clémence Tricaud
Candidates’ placements in polls or past elections can be powerful coordination devices for both parties and voters. Using a regression discontinuity design in French elections, we show that candidates who place first by only a small margin in the first round are more...
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- 2023
- Working Paper
Words Can Hurt: How Political Communication Can Change the Pace of an Epidemic
By: Jessica Gagete-Miranda, Lucas Argentieri Mariani and Paula Rettl
While elite-cue effects on public opinion are well-documented, questions remain as
to when and why voters use elite cues to inform their opinions and behaviors. Using
experimental and observational data from Brazil during the COVID-19 pandemic, we
study how leader...
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Keywords:
Elites;
Public Engagement;
Politics;
Political Affiliation;
Political Campaigns;
Political Influence;
Political Leadership;
Political Economy;
Survey Research;
COVID-19;
COVID-19 Pandemic;
COVID;
Cognitive Psychology;
Cognitive Biases;
Political Elections;
Voting;
Power and Influence;
Identity;
Behavior;
Latin America;
Brazil
- 2023
- Working Paper
Centralization and Organization Reproduction: Ethnic Innovation in R&D Centers and Satellite Locations
By: William R. Kerr
We study the relationship between firm centralization and organizational reproduction in satellite locations. For decentralized firms, the ethnic compositions of inventors in satellite locations mostly resemble their host cities, with little link to the inventor...
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- September 2023
- Case
Amager Bakke: Municipal Waste to Energy
By: Willy Shih, Michael W. Toffel and Kelsey Carter
This case describes the Amager Bakke waste-to-energy (WtE) plant in Copenhagen, which merges traditional waste incineration with a combined heat and power (CHP) plant and air pollution control (scrubbing) technology, and had plans to add carbon dioxide (CO2) capture...
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Keywords:
Decarbonization;
Climate Change;
Innovation;
Innovation Focused Strategy;
Environmental Operations;
Environmental Sustainability;
Circular;
Waste Heat Recovery;
Waste Management;
Carbon Regulation;
Buildings and Facilities;
Energy;
Environmental Management;
Pollution;
Energy Industry;
Denmark;
Netherlands;
Europe;
European Union
- September 2023 (Revised September 2023)
- Case
ReMo Energy: Sizing Up Investors
By: Jeffrey J. Bussgang and Tom Quinn
In 2023, executives with ReMo Energy (founded 2020) were deciding which size ammonia plant to build as their first project. Their innovative model produced ammonia – useful for making fertilizer and for energy storage – from renewable energy, and they had received...
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Keywords:
Factories, Labs, and Plants;
Business Startups;
Cost vs Benefits;
Design;
Energy Conservation;
Energy Generation;
Renewable Energy;
Venture Capital;
Investment Return;
Goods and Commodities;
Size;
Infrastructure;
Risk and Uncertainty;
Science-Based Business;
Commercialization;
Chemical Industry;
Energy Industry;
Green Technology Industry;
United States;
Boston
- September 2023
- Article
A Pull versus Push Framework for Reputation
Reputation is a powerful driver of human behavior. Reputation systems incentivize 'actors' to take reputation-enhancing actions, and 'evaluators' to reward actors with positive reputations by preferentially cooperating with them. This article proposes a reputation...
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- Article
Stock Price Reactions to ESG News: The Role of ESG Ratings and Disagreement
By: George Serafeim and Aaron Yoon
We investigate whether ESG ratings predict future ESG news and the associated market reactions. We find that the consensus rating predicts future news, but its predictive ability diminishes for firms with large disagreement between raters. Relation between news and...
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Keywords:
ESG;
ESG (Environmental, Social, Governance) Performance;
ESG Disclosure;
ESG Ratings;
ESG Reporting;
ESG Disclosure Metrics;
Sustainability;
Investments;
Disagreement;
Rating Disagreement;
Ratings;
Environmental Sustainability;
Social Issues;
Corporate Social Responsibility and Impact;
Performance;
News;
Investment;
Financial Markets;
Stocks;
Price
- September 2023
- Case
The Meteoric Rise of Skims
Since its founding in 2019 by Kim Kardashian and Jens Grede, Skims, a solutions-oriented brand creating the next generation of underwear, loungewear, and shapewear with an eye toward body-type and skin-tone inclusivity, has experienced a meteoric rise. Kardashian, who...
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Keywords:
Brand;
Branding;
Direct-to-consumer;
DTC;
Influencers;
Influencer Marketing;
Fashion;
Growth;
Direct Marketing;
Influence;
Reputation;
Social Inference;
Consumer Goods;
Consumer Products;
Female Entrepreneur;
Female Protagonist;
Entrepreneurship And Strategy;
Brand ＆ Product Management;
Competitive Advantage;
Online Followers;
Retail;
Retail Formats;
Retailing;
Online Retail;
Celebrities;
Celebrity;
Celebrity Endorsement;
Go To Market Strategy;
Apparel;
Startup Marketing;
Startups;
Brands and Branding;
Growth and Development Strategy;
Growth Management;
Distribution Channels;
Digital Marketing;
Advertising;
Power and Influence;
Fashion Industry;
Apparel and Accessories Industry;
Consumer Products Industry;
United States
- August 2023 (Revised August 2023)
- Supplement
Accounting Outages at Plug Power? (B)
By: Jonas Heese, Joseph Pacelli and James Barnett
The case is set in spring 2021, immediately after Plug Power made financial restatements dating back to 2018. The case describes the restatements, which revealed that Plug was reclassifying expense items to boost gross profits.
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- August 2023 (Revised August 2023)
- Case
Plug Power (A)
By: Jonas Heese, Joseph Pacelli and James Barnett
Set immediately after a December 2019 short-seller attack, the case explores Plug Power’s long challenging history. It then focuses on two key issues raised in the short-seller report related to lease accounting and stock warrants that Plug purportedly used to boost...
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- 2022
- Working Paper
Turning Away From the State: Trade Shocks and Informal Insurance in Brazil
By: Paula Rettl
How does economic globalization affect vote choices? Conventional wisdom holds that voters who lose from economic integration support parties that propose to expand the welfare state. I argue that a key scope condition of this causal relationship is expectations about...
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- August 2023
- Case
Kariyer.net: Recruiting AI
By: Shunyuan Zhang, Fares Khrais and Namrata Arora
In 2017, Fatih Uysal (AMP 2021) became CEO of Kariyer.net. By then, the business was already the industry leading online job board in Turkey. However, faced with stalling growth, a turbulent macroenvironment, and growing competition from international players, Uysal...
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Keywords:
Online Technology;
Marketing;
Websites;
Artificial Intelligence;
Innovation;
Two-sided Platforms;
Internet and the Web;
Product Launch;
Product Positioning;
Job Search;
Employment;
Transformation;
Volatility;
Innovation and Invention;
Disruptive Innovation;
Management Practices and Processes;
Business Growth and Maturation;
Competitive Strategy;
Business Startups;
Talent and Talent Management;
Cost vs Benefits;
Macroeconomics;
Corporate Entrepreneurship;
Emerging Markets;
Digital Platforms;
Employment Industry;
Information Technology Industry;
Technology Industry;
Middle East;
Turkey
- July–August 2023
- Article
Demand Learning and Pricing for Varying Assortments
By: Kris Ferreira and Emily Mower
Problem Definition: We consider the problem of demand learning and pricing for retailers who offer assortments of substitutable products that change frequently, e.g., due to limited inventory, perishable or time-sensitive products, or the retailer’s desire to...
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- 2023
- Book
Precarious Ties: Business and the State in Authoritarian Asia
By: Meg Rithmire
Developing Asia has been the site of some of the last century's fastest growing economies as well as some of the world's most durable authoritarian regimes. Many accounts of rapid growth alongside monopolies on political power have focused on crony relationships...
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- 2023
- Working Paper
Quality-Adjusted-Power: How to Decide Where to Site Renewables
By: Vishrut Rana, Christian Kaps and Serguei Netessine
- 2023
- Working Paper
Residential Battery Storage - Reshaping The Way We Do Electricity
By: Christian Kaps and Serguei Netessine
In this paper, we aim to understand when private households invest in rooftop solar installations and battery storage, and how these investment decisions affect their electricity usage patterns as well as the market structure overall. We answer three main research...
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