DRAFT DECISION

Parameter Parameter symbol Value proposed by GGT Value proposed by the Regulator Risk Free Rate (Nominal) Rf 6.7% 5.35% Risk Free Rate (Real) Rf 4.10% 3.14% Market Risk Premium 6.5% 6.0% Equity Beta (e 1.40 1.33 Debt Beta (d 0.27* 0.20 Cost of Debt Margin 2.25% 1.20% Corporate Tax Rate T 36.0% 31.4% Franking Credit Value ( 0.3 0.5 Debt to Total ... ................
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