History has shown that if one creates interest free money, be it green backs or silver certificates, Rothschilds tend to assassinate a President for doing so.
Our World Markets tend to make their individual and respective Stock Markets fluctuate so, that the following morning, the Canadian dollar vs. U.S. dollar, or Euro vs. U.S. or even Yuan vs. Peso, raises/decreases a dollar and/or the occassional some-odd cents.
Meanwhile people are "starving" and "sick" in Africa, and could argue certain "states" within said nation, have weaker "state" economies vs. other individual seperate "state" economies within Africa.
What if New York weren't pulling it's weight, or Idaho? Should then part of the Federal Reserve go under?
Paper currency is accepted by the U.S. when buying/selling goods......