Republicans want to replace federal taxes with a flat sales tax. It'll either add trillions to the national deficit or you'll have to pay a lot more for everything.

• Some Republicans want to abolish the IRS and replace most federal taxes with a flat sales tax.
• However, a report from Brookings finds that the sales tax at the currently proposed rate would add to the deficit.
• Rep. Buddy Carter, who introduced the legislation, said the US "doesn't have a revenue problem, it has a spending problem."

Republicans want to slash taxes and government spending, and their big plan to do just that hinges on abolishing the IRS and replacing most federal taxes with a flat 23% national sales tax.