This paper presents a formal model of an optimizing firm to examine in
centives provided by Australia's full imputation scheme in combination
with its capital gains tax provisions. It explores how the tax system
affects optimal dividend and financial policy. It derives an expressi
on for the cost of capital for corporate investment which takes accoun
t of the way in which corporate tax payments influence firms' ability
to pay franked dividends and examines how this is affected by capital
gains taxation.