It would just be really good if companies stopped avoiding tax. Most countries are already pretty much bankrupt - it's worth thinking about for every debt (US National Debt is $35.35 trillion!!) there is a rich person on the end of it with the loan as an asset earning interest. If companies avoid tax and rich people avoid tax it means more tax for normal people who work for a living.
This is a very naive way of thinking about debt. Cash has a time value. Cash now is worth more than cash later. I have a mortgage. This mortgage is worth more than the cash I own. That doesn't mean I'm bankrupt. The mortgage is paid on a fixed schedule over 30 years, and during those 30 years I'll have a home and be able to accrue other assets. If I didn't get a mortgage then I would still be saving for my home. The…
But now imagine that you are never allowed to pay it off: you only pay the interest. And the debt will be passed to your children, and their children. This is the US Govt debt.
In feudal times, you worked for your lord and master. If you didn't pay, armed men would come and take your stuff. In modern times, you still work for your lords and masters, and if you don't pay, armed men will come and take your stuff. How they did this was to create an income tax, and then have their cronies in the house and senate spend more and more and never "pay off the mortgage".