Humphrey, David B. <br/><br/>
Cost recovery and pricing of payment services 
by David B. Humphrey, Robert H. Keppler and F. M. Negret 
 - Washington, D.C.  World Bank  1997 
 - 41p. 
 - Policy research and working paper 1833 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Payment<br/>Payment services - Prices
<br/><br/><label>Dewey Class. No.: </label>T42 H88