At this point, just a reasonable paragraph explaining where the cost savings will come from would be nice, actual proof can wait.
Literally hundreds of such explanations have been posted on this site over the years ALL of which you and your cohorts have consistently refused to read.
At this point, just a reasonable paragraph explaining where the cost savings will come from would be nice, actual proof can wait.
Here's a few sources off the top of the head:
Reduced planning & tax avoidence costs;
Reduce tax compliance losses, due too errors, tax accounting and filing costs;
Reduced litigation/audit costs over government controversy concerning deductablity/exemption/depreciation rules and pushing the envelope;
Increased efficiency in use of business resources and operating capital;
Increased productivity and growing markets by reducing deadweight loss effects in intermediate & export level businessees;
Repeal of the actual taxes remitted by manufacturers and other intermediate and exporting businesses upstream from retail sales.