MP pay rises wouldn’t even equate to 0.001% of tax revenue.
The civil list is more than paid for by the 100% tax revenue derived from the Crown Estate.
15 Year gilt yield is 1.45% so let me know where I can buy UK debt issues at 4%.
But I do agree with your premise that government tax spend is hugely inefficient.
Yes of course, I was merely pointing out that if we tax billionaires and remove their income then it will goto the state and not the poor. It is a misconception that increasing tax on any group in particular will make the poor richer.
Corbyn as an example has the objective of bringing the rich down as opposed to bringing the poor up.
On the %, I meant the interest repayments to servicing the national debt is 4% of GDP. We spend twice as much on servicing the national debt as we do on defence.