black money

In a country where 40% economy gets managed by black money , people still trying to control them by the interest rates adjustments.
The more you control the more flexibility the black money gets.
its simple.
people have some revolutionery suggestions:

1. transaction tax.
2. every citizen to have bank account.
3. no cash transactions allowed.
4. deregulate complex web of taxation. 

Doubts about it ?

what say.?