Price discovery under 100% renewable electricity supply

Last updated: March 16, 2022


Price discovery under 100% renewable electricity supply

Published: March 16, 2022

Submitting To: Electricity Authority

Issue for Business: The paper describes how our electricity supply system is likely to change physically with 100% renewable electricity supply and the likely impact on prices. The paper identifies seven key issues to be addressed: Real-time co-ordination, Ancillary services, Accurate price signals, Demand-side flexibility, contracts, orderly transition, and competition. In general, we agree with MDAG’s views on how electricity supply is likely to change and with the issues identified. This submission provides our view of the future according to our modelling, some general comments on the issues identifies, as well as some other wider risks to consider.


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