It's called embedded tax. It is embedded throughout the chain of manufacturing and production. In the case of a loaf of bread the taxes are included by and passed up from the seed producer, to the wheat farmer, to flour mill, to the baker, to the wholesaler, to the grocery store, and paid by the consumer at the cash register. Each stage in the chain of production includes it's own tax in its selling price. The consumer is paying a tax on a tax on a tax etc., for as many stages there are in the production chain.
On a basket of goods, 22% of the price is embedded tax.
Embedded taxes increase consumer prices by 22%.
Solution: FairTax
Solution: there is not going to be one. Votes cost a lot of money. Somebody is going to pay for it.