Do you have any sources that make the argument for austerity? This is a genuine question - as I say I have no formal background in the subject but from what I've managed to find I have found little in the way of convinvcing arguments.
If your personal debts had grown exponentially over the past year, and your income showed no signs of exceeding your outgoings, would you not make some effort to reduce your outgoings?
It's really nothing like an "I've spent £5 on a beer and now that fiver is gone forever" outgoing, in scale or effect.
It might help keep a lid on that crisis of unaffordable housing as well that tends to follow when an excess of £££ is sloshing around.
the top 1% of UK earners account for 30% of all income tax.
https://www.theguardian.com/business/2019/nov/13/richest-bri...
The stratospherically wealthy dont have salaries they own yield bearing assets and have a much lower tax burden. This is where the real fat is.
Nonetheless to the average person it's easy to confuse the two groups.