At which point we admit that current approaches to helping these countries does nothing and we reach out for other, radical, approaches and ideas?
Central planning of societies doesn't have a good track record, especially when there are competing external interests. Look at the horrific consequences of the American meddling in geopolitics of the third world over the last 100 years. The CIA and war industry is responsible for the destruction of countless traditional cultures and the lives of hundreds of millions worldwide.