To model the price and price volatilities of the Australian wholesale spot electricity markets, the univariate generalised autoregressive conditional heteroskedasticity (GARCH) models have been applied and the inter-relationships in these markets are modelled using multivariate GARCH models....

It is the objective of this paper to quantify the significance of fundamental factors (like rising fuel costs) and of the increasing exercise of market power on rising prices in the German wholesale electricity market. A successive MIP/LP approach was used for this. The calculations show that,...