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- Faculty Publications (8)
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- All HBS Web (19)
- Faculty Publications (8)
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- 2025
- Working Paper
Prices and Concentration: A U-shape? Theory and Evidence from Renewables
By: Michele Fioretti, Junnan He and Jorge Tamayo
We show that when firms compete via supply functions, transferring high-cost
capacity to the largest, most efficient firm—thereby diversifying its production technologies
while increasing concentration—can lower prices by prompting the leader
to expand output and... View Details
Keywords: Diversified Production Technologies; Concentration Levels; Market Power; Supply Function Equilibrium; Hydropower; Energy Transition; Renewable Energy; Price; Competition; Supply and Industry; Energy Industry; Colombia
Fioretti, Michele, Junnan He, and Jorge Tamayo. "Prices and Concentration: A U-shape? Theory and Evidence from Renewables." Harvard Business School Working Paper, No. 25-049, April 2025.
- 2021
- Working Paper
Saving for a Dry Day: Coal, Dams, and the Energy Transition
By: Michele Fioretti and Jorge Tamayo
Renewable generation creates a tradeoff between current and future energy production as generators produce energy by releasing previously stored resources. Studying the Colombian market, we find that diversified firms strategically substitute fossil fuels for... View Details
Keywords: Energy Generation; Renewable Energy; Production; Green Technology Industry; Energy Industry; Colombia
Fioretti, Michele, and Jorge Tamayo. "Saving for a Dry Day: Coal, Dams, and the Energy Transition." Harvard Business School Working Paper, No. 22-016, August 2021.
- December 2014 (Revised May 2019)
- Case
Bhutan: Governing for Happiness
By: Sophus A. Reinert, Thomas Humphrey and Benjamin Safran
Unique among the world’s countries, the Himalayan Kingdom of Bhutan had abandoned the traditional policy goal of increasing Gross Domestic Product (GDP) in favor of pursuing Gross National Happiness (GNH). Famously, Bhutan ranked highly on lists of the happiest... View Details
Reinert, Sophus A., Thomas Humphrey, and Benjamin Safran. "Bhutan: Governing for Happiness." Harvard Business School Case 715-024, December 2014. (Revised May 2019.)
- March 2004 (Revised April 2005)
- Case
International Rivers Network and the Bujagali Dam Project (A)
By: Benjamin C. Esty and Aldo Sesia
In the summer of 2002, the International Rivers Network (IRN), an environmental NGO located in Berkeley, California, was engaged in what appeared to be the last hours of a three year campaign to stop a $582 million dam and hydropower project at Bujagali Falls in... View Details
Keywords: Ethics; Corporate Disclosure; Project Finance; Investment; Environmental Sustainability; Projects; Developing Countries and Economies; Energy Industry; Uganda
Esty, Benjamin C., and Aldo Sesia. "International Rivers Network and the Bujagali Dam Project (A)." Harvard Business School Case 204-083, March 2004. (Revised April 2005.)
- 18 Mar 2024
- Research & Ideas
When It Comes to Climate Regulation, Energy Companies Take a More Nuanced View
Common wisdom holds that oil and gas companies, electric utilities, and other industries known for their large carbon emissions generally oppose clean energy policies. Now, a study of corporate advocacy spanning 30 years reveals that many companies are more flexible... View Details
- Web
Business & Environment - Faculty & Research
high-cost capacities to the leader cuts prices 10%, while larger transfers raise them, revealing how capacity and efficiency influence market power. Keywords: Diversified Production Technologies ; Concentration Levels ; Market Power ; Supply Function Equilibrium ;... View Details
- 01 Jun 2022
- News
Research Brief: Weatherproofing Renewables
Colombian energy firms manage frequent fluctuations in the weather by diversifying their energy sources: During the dry season, when the cost of hydropower can increase as much as tenfold, firms increase their reliance on fossil fuels.... View Details
- Web
Globalization and Emerging Markets - Course Catalog
take the perspective of a large-cap mining firm in Mongolia, a domestic conglomerate in the Philippines, a muckraking foreign-run hedge fund in Russia, or the Prime Minister of Bhutan considering the development of a new hydropower... View Details
- 17 Aug 2015
- News
The Play Alchemist
innovation and entrepreneurship. She is also cofounder and executive director of KDDC, a 30-megawatt hydropower dam—one of the first to be privatized in the country. She says her knowledge of Nigeria, which has 250 ethnic groups spread... View Details
Keywords: Constantine von Hoffman
- 20 Mar 2025
- Blog Post
IFC India 2025: Illuminating India’s Solar Future: Reflections on Tata Solar Manufacturing Plant Visit
Professor Vikram Gandhi’s Immersive Field Course (IFC) “Development while Decarbonizing: India’s Path to Net-Zero" delved into the critical aspect of decarbonization and sustainability goals amid India's rapid development. The course presented an opportunity for... View Details
- 01 Jun 2022
- Blog Post
Climate Stories Episode #6: Climate Change, Peacebuilding, and Business: Lise Grande and Dr. Teagan Blaine, USIP.
fell during that winter, destroying railroad ties and washing away crops. We had to carry our water for six months because the hydropower machines were overwhelmed and had to stop producing. After the rain, there were droughts and fires.... View Details
- 03 Mar 2015
- First Look
First Look: March 3
Minister Tshering Tobgay was faced with these questions as he deliberated on whether to approve a massive new Bhutanese-Indian hydropower collaboration that experts argued would provide energy, foreign exchange, and invaluable jobs, but... View Details
Keywords: Sean Silverthorne
- 12 Jan 2016
- First Look
January 12, 2016
its reach. Further, Alcan had sold off non-aluminum assets, essentially making it a pure play in aluminum. That and its access to relatively cheap Canadian hydropower made it an even more intriguing acquisition opportunity for Alcoa.... View Details
Keywords: Carmen Nobel
- Web
Print View - Course Catalog
students may have to take the perspective of a large-cap mining firm in Mongolia, a domestic conglomerate in the Philippines, a muckraking foreign-run hedge fund in Russia, or the Prime Minister of Bhutan considering the development of a new View Details