Duflo, Esther et al <br/><br/>
Toilets can work :   Short and medium run health impacts of addressing and externalities in water and sanitation /   
Esther Duflo et al 
 - Cambridge  NBER  2015 
 - 42p 
 - NBER Working Paper ;  21521 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>NBERWP 21521<br/>E15438.pdf