<span>Article 1, section 8, of the Constitution of the United States (1789), transferred this power to Congress; "The Congress shall have power...To coin money, regulate the value thereof, and of foreign coin, and fix the standard of weights and measures".</span>
There are too many citizens for each of their interests, ideas and opinions to be heard and taken into account one by one. a representative can take the majority vote of the people and refer it back to the higher power.