They can be tax effective for high income earners as long as certain conditions are met. (moneysmart.gov.au)
There are high income earners who are not wealthy because they are spending all or more than they make, which is a recipe for disaster if their income suddenly disappears. (financialdemics.com)
The luxury real estate market will be impacted somewhat as the income tax bills of higher income earners rise. (investingarchitect.com)