3 documents found, page 1 of 1
The carbon tax and the crisis in Australia’s National Electricity Market
Gonçalves, Ricardo; Menezes, FlávioAustralia faced a severe energy crisis in 2022, which prompted the Australian Energy Market Operator to halt in National Electricity Market operations from June 15 to June 24. In this study, which examines half-hourly data from Australia’s National Electricity Market between 2010 and 2016, we aim to demonstrate the notable and intended consequences of the carbon tax, which was enacted in 2012 and repealed in 20...
Market-wide impact of renewables on electricity prices in Australia
Gonçalves, Ricardo; Menezes, FlávioThis paper estimates the market-wide impact of utility-scale renewables on Australia's National Electricity Market (NEM) wholesale prices from 2009 to 2020. The goal is to understand the medium-run impact of renewable generation, as opposed to the short-run impact of weather-driven changes in renewable output. The focus is, therefore, on the relationship between renewable generation (and its growth) and wholesa...
The price impacts of the exit of the Hazelwood coal power plant
Gonçalves, Ricardo; Menezes, FlávioThis paper estimates the price impacts of the unanticipated closure of Hazelwood, a large brown coal power plant (1600 MW) in Victoria, Australia. We measure the total impact of the closure on prices in Australia's National Electricity Market for each half-hour interval, and for each state, 12 months from closure. We also break down the impact into direct and indirect effects and find that the total impact of t...