http://blogs.washplus.org/iaqupdates/2012/03/what-impedes-efficient-product-adoption-evidence-from-randomized-variation-in-sales-offers-for-improved-cookstoves-in-uganda/ from the WASHplus Project Sat, 19 Sep 2015 07:30:10 +0000 hourly 1 https://wordpress.org/?v=4.4.4