Even better, payment could be made in manufactured goods, with a barter system replacing payments in numerous instances.

CNN: After Chavez, a power vacuum

That, and counterfeiting, meant that the barter system has suffered hyperinflation.

ECONOMIST: Argentina's collapse: Sifting through the rubbish | The

With the U.S.-dollar financing system out of bounds for Iranian companies, India and Iran have begun a barter system in which Tehran accepts Indian rupees in payment for crude oil.

WSJ: India Plans to Cut Iran Oil Imports

It must be a highly sought after, and therefore highly liquid commodity which thereby has the intrinsic capacity to eliminate the simultaneous co-incidents of needs that characterizes a barter system.

FORBES: Irish Stress Tests: Bailout To Cost $99B, Banking Sector To Consolidate

Why did I moan about the barter system?

NEWYORKER: Diary of an Interesting Year

So they harvest what they need for their own consumption and operate a system of barter with what is left over.

BBC: Journey to Argentina's forgotten territory

Sometimes the sellers fall back on the old fashioned system of barter.

FORBES: In Bangladesh Women Are Taking A Shopping Network To The Villages

Over half the Russian people today subsist outside of a money-economy system, surviving by barter and by getting whatever food they can from relatives, friends and neighbors or from what they grow on patches of land in the countryside.

FORBES: Fact and Comment

Because of the payments crisis in the banking system, paying suppliers is now difficult, and barter looks more attractive.

ECONOMIST: As winter draws in