24 February 2025

Vehicle-to-Grid Technology and Network Effects

Columbia Business School Case

NaaS Technology Inc. in China and ELMI Power GmbH in Germany work to build and scale V2G and vehicle-to-energy storage (V2ES) capabilities. Through analysis of NaaS’s successful scaling in China and ELMI Power’s early-stage efforts in Germany, students will discuss how positive network externalities, market conditions, and policy frameworks shape the development of electric vehicle (EV) charging infrastructure and grid integration technologies.

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Climate shift uncertainty and economic damages

by Romain Fillon, Manuel Linsenmeier and Gernot Wagner

15 Mar 25

The Green Key to Germany’s Economic Recovery

Just as the broader European economy depends heavily on Germany, the continent's industrial powerhouse, Germany's own economy depends on access to affordable power. With geopolitical and climate conditions requiring an urgent transition to renewables, the task now is to develop a politically viable energy strategy.

16 May 25

Synthesis of evidence yields high social cost of carbon due to structural model variation and uncertainties

by Frances C. Moore, Moritz A. Drupp, James Rising, Simon Dietz, Ivan Rudik & Gernot Wagner

17 Dec 24