This paper provides a summary of the primary data (covering 2018) on the wholesale electricity markets operated by regional transmission organizations and independent system operators provided by the Federal Energy Regulatory Commission's annual State of the Market Report and the comprehensive annual market assessments issued by the RTO/ISO market monitors.
An accompanying document, Measuring the Performance of Wholesale Electricity Markets: A Review of the Primary Market Assessments and Recommendations for Improvement, provides a critique of these assessments and recommendations for their improvements.