They claim their 23% whatever tax would be neutral. That's complete rubbish, of course. They assume 100% compliance to arrive at that figure and we don't have that under the income tax. So 23% becomes 30%...which is an effective sales tax rate approaching 43%. Sell that.
Sell what? Your ridiculous fantasies?
Do you set your household budget on what you'd like to spend, or based on how much money you have?