Cost of capital and it's constituent components (risk-free rate, market risk premium and asset beta) are a hotly contested aspect of regulatory determinations. WACCWatch is a specialist publication that provides a quarterly summary of the WACC's, risk-free rates, market risk premiums and asset betas adopted by regulators and by utilities.

WACCWatch costs NZ$395 for four quarterly issues. Pick here to download a sample, or pick here for more information.