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Dr. Graf is an associate at The Brattle Group with experience in electricity wholesale market design and long-term load forecasting for electric utilities. Dr. Graf’s work focuses on addressing economic questions facing regulators and market participants in the electricity industry.

Publications
Presentation
Do Load Shapes of PV Customers Differ From Other Customers?
June 28, 2018
Presented at the Center for Research in Regulated Industries (CRRI) 31st Annual Western Conference
Article
Do Load Shapes of PV Customers Differ? Implications for Rate Design
February 2018
Published in Public Utilities Fortnightly Magazine
Presentation
Effect of DG Installation on Customer Load Shapes
June 23, 2017
Presented to Westar Energy
Article
Reforming Ontario’s Wholesale Electricity Market: The Costs and Benefits
June 2017
Published in Energy Regulation Quarterly, Volume 5, Issue 2
This article provides a review of a recent report authored by Brattle economists examining the net benefit that Ontario could realize through implementation of a locational energy market, improving the system’s operating flexibility, and the introduction of an incremental capacity auction for maintaining resource adequacy.
Report
The Future of Ontario's Electricity Market: A Benefits Case Assessment of the Market Renewal Project
April 20, 2017
Johannes P. Pfeifenberger, Kathleen Spees, Judy Chang, Mariko Geronimo Aydin, Walter Graf, Peter Cahill, James Mashal, and John Imon Pedtke
Prepared for IESO
Report
Market Power Mitigation Mechanisms for the Wholesale Electricity Market in Western Australia
November 01, 2016
Prepared for the Public Utilities Office of the Government of Western Australia's Department of Finance

The report evaluates mechanisms for mitigating market power in the reformed wholesale energy market scheduled for July 2017 implementation in Western Australia’s South West Interconnect System.

News & Events
June 20, 2017
Brattle Economists Contribute Two Articles to Energy Regulation Quarterly

Brattle economists have contributed two articles to the current issue of Energy Regulation Quarterly, a journal that provides a forum for debate and discussion on issues surrounding the regulated energy industries in Canada.

April 26, 2017
Ontario Market Renewal Effort Could Provide Up to CAD $5.2 Billion in Customer and Supplier Benefits, According to Brattle Economists

Brattle economists have authored a report that concludes the Independent Electricity System Operator’s (IESO) proposed Market Renewal efforts to reform the province’s wholesale electricity markets could provide significant benefits to customers and suppliers in Ontario.

November 01, 2016
Report by Brattle Economists Reviews Market Power Mitigation Mechanisms for Wholesale Electricity Market in Western Australia

A report authored by Brattle economists evaluates mechanisms for mitigating market power in the reformed wholesale energy market scheduled for July 2017 implementation in Western Australia’s South West Interconnect System.