Retail sales taxes are used at the state and local level to finance general fund expenditures. In other words, the tax revenue collected via the sales tax is not tied directly tied to benefits received by each taxpayer. Retail sales tax fair? (9 points)i. Please think carefully before responding to this question. I am expecting a well thought out response that covers issues related to benefit principle versus ability-to-pay principle, and vertical and horizontal equity. Be sure to define each term.