Improving Air Quality in Metropolitan Mexico City  An Economic Valuation . 

 - Washington,D.C  World Bank  2002 
 - 51p. 
 - World Bank Policy Research Working Paper .
<br/><br/> Bound with other Similar Working Papers as Title No.2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air Pollution - Mexico<br/>Environmental Problems