Assessing Competition In Electricity Markets - PowerPoint PPT Presentation

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Assessing Competition In Electricity Markets

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  1. Assessing Competition In Electricity Markets Jerry Pederson

  2. Historical Context: • Vertically Integrated IOUs • Trading Predominantly Amongst Themselves • Encourage IOUs to File OATT

  3. Historical Context: • Generation Market Power • Transmission Market Power • Barriers To Entry • Affiliate Abuse

  4. Traditional Approach: • Hub-And-Spoke • Geographically Based Analysis X Y

  5. Traditional Approach: • Hub-And-Spoke • Installed Capacity – Total Resources • Uncommitted Capacity – Installed Less Peak Load and Reserves


  6. Hub-And-Spoke: • Ratio of Market Shares • 20% or Less + Sec. 35.27 • “On Balance”

  7. Hub-And-Spoke: • Transmission Issues • Hearing • Limit MBR Authority

  8. Hub-And-Spoke: • Commenters’ Concerns • Industry Increasingly Dissatisfied • Transmission Limitations Not Considered

  9. Staff Options Paper: • Limited Competing Supplier Test • Supply Margin Assessment (SMA) • Delivered Price Test • Residual Supply Index • Type Of Market Design

  10. Supply Margin Assessment: • Interim Market Power Screen • Transmission Capability Limits Supply • Peak Load Incorporated

  11. Supply Margin Assessment: • Application • Non RTO/ISO Markets • RTO/ISO Markets