This book takes Italy as a case study, focusing on the financial performance of retail energy firms between 2008 and 2017, to provide an up-to-date and critical analysis of this sizeable shift that has taken place within the European energy sector.

The literature demonstrates the likely reduction of wholesale electricity prices due to a larger penetration of renewable energy sources (RES). When markets are organized as two or more inter-connected sub-markets within a larger power market the final impact of increasing RES production may be...