indeed they suffer from the consequences of the economic crisis which has created excess generating capacity and low electricity prices reducing their ebitda and constraining their ability to invest this is particularly a concern when it comes to financing large projects such as nuclear power plants or large offshore wind farms owing to the fact that only one of those multibillion investment projects is enough to have an impact on the credit rating of even the largest utilities these factors tend to increase the weighted average cost of capital wacc used by utilities to finance new projects