Barter

In, (derived from baretor) is a system of  in which participants in a  directly exchange  or  for other goods or services without using a , such as. Barter is distinguished from in many ways; barter, for example, features immediate, not one delayed in time. Barter usually takes place on a basis, but may be  (if it is mediated through a ). In advanced societies, barter usually exists parallel to systems, sometimes on a limited basis.

= =