The immediate thing that hit me with that pdf you gave the link for was that the higher marginal tax rate seemed to benefit less than the lower marginal tax rate.
Surely that can't be right?
In any case if the percentages quoted are correct then the scale of the investment will have a dramatic effect on how much wealth the investor has after 10 or 20 years.
How much cash flow does the average man in the street have to service a geared investment? If it is say $200 per week how much will that service in a share investment and how much will it service in a property investment?
When you calculate that you have base sums to apply the long term averages to.
