A research paper produced by Reiko Hishiyama from the Faculty of Science and Engineering, Waseda University in Japan, produced in 2013 , indicated that as a dominant approach, designing and creation of an economically empowering system is essential for the success of programs in poor rural communities. This is exactly what SDFA strives to achieve.
More at : https://www.sciencedirect.com/science/article/pii/S1877042813024993