Key facts
- 1Notes and coins now account for only 3% of total money supply, down from 50% in 1948.
- 2The BerkShare, the hard complementary currency of the Berkshire region of Massachusetts, USA, has a circulation of 2.2 million notes.
- 3In 2007, the commercial barter industry enabled trades worth more than US$10 billion and 400,000 businesses firms use the system.
- 4The UK has four hard complementary currencies in circulation, in Totnes, Lewes, Stroud and Brixton.
via neweconomics.org
 