The US is [ trying to subject parts of Africa to Walmart domination ]( http://www.motherjones.com/politics/2014/08/usaid-walmart-africa-food-chain-supermarket ) . This generally results in lower prices paid to farmers and other producers because they have to accept what Walmart is willing to pay them.
Ссылка: https://stallman.org/archives/2014-may-aug.html#10_August_2014_%28Walmart_in_Africa%29