Walle, Dominique van de <br/><br/>
Are returns to investment lower for the poor: human and physical capital interactions in rural Vietnam 
by Dominique van de Walle 
 - Washington, D.C.  World Bank  2000 
 - 28p. 
 - Policy research working paper 2425 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education --Vietnam<br/>Irrigation --Vietnam<br/>Crops --Vietnam<br/>Farm income --Vietnam