The interest rate deduction has been around longer than that. In 1990/1991 it was reduced to 30% from 50%. Low interest rates, the deduction, no wealth tax and

The interest rate deduction has been around longer than that. In 1990/1991 it was reduced to 30% from 50%. Low interest rates, the deduction, no wealth tax and a massively reduced property tax all contributed to this bubble though.