The recent Wolak report on the New Zealand electricity market found evidence of substantial market power. The report, an empirical one, was heavily criticised on several aspects of its methodology. We investigate market power in the New Zealand Electricity Market during 2006 and 2008 using an...

Modelling price formation in electricity markets is a notoriously difficult process, due to physical constraints on electricity generation and transmission, and the potential for market power. This difficulty has inspired the recent development of bottom-up agent-based algorithmic learning...

The intensity of agricultural production affects both nutrient and greenhouse gas emissions. Environmental policy designed to reduce one type of pollution may have complementary effects on the other type. This paper explores this issue in the Lake Rotorua catchment in New Zealand using an...