It also has the added benefit of making productive investment (e.g. in a business) relatively more attractive than what many choose to do now - i.e. purchase pr

It also has the added benefit of making productive investment (e.g. in a business) relatively more attractive than what many choose to do now - i.e. purchase property with the intention of capturing much of the value (in the form of capital gains) created by public investment. A rentier economy is neither sustainable nor desirable.