The EffEct of Default Rates on Retail Competition and Pricing Decisions of Competitive Retailers: The Case of Alberta

Abstract

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Vertical integration and capacity investment in the electricity sector

“…58 Hobbs et al (2000), Hu and Ralph (2007), and Brown and Eckert (2017b) employ corresponding approaches to characterize equilibrium outcomes in models of the electricity sector. 59 Brown and Sappington (2021) identify two cases in which neither Assumption G1C nor Assumption G2C is violated at the relevant identified solutions.…”

“…These suppliers provided approximately 90% of retail supply and accounted for approximately 70% of the wholesale supply of electricity(CMA, 2016, p. 3). ENMAX, a vertically integrated supplier, served more than half of electricity customers in Alberta, Canada between 2012 and 2015(Brown & Eckert, 2017b). 9Buehler and Schmutzler (2008) demonstrate that vertical integration can reduce downstream cost-reducing investment.…”