The required reserve ratio is required reserves stated as a percentage of checkable deposits

If diminishing marginal returns is in effect

A) marginal costs fall. B) marginal costs rise. C) average costs fall. D) average revenue is constant.

When a tax is placed on buyers:

A. the resulting price paid by consumers is the same as if the tax were placed on sellers. B. the equilibrium quantity will unequivocally decrease. C. the resulting price received by sellers is the same as if the tax were placed on sellers. D. All of these are true.