Conversely, when prices rise, case study solution dependency of low income net food uploading nations on case examine answer food commodities they buy on case study solution international markets may end up in stability of bills complications against which case examine solution mechanisms presently established inside case study solution WTO have failed to defend them. The enlargement of world delivery chains increases case examine answer role of massive transnational agencies of case study answer agro food sector, vis à vis both manufacturers and consumers. This creates a potential for abuses of marketplace energy in more and more focused global food delivery chains. According to Rung 1993, case look at solution growth of exchange in agricultural commodities has capabilities affects on case examine answer atmosphere and on human health and nutrients, influences that usually obtain little consideration in overseas trade discussions, regardless of their close relationship to case look at answer correct to adequate food. Free exchange can lead to pollution and different environmental problems as businesses fail to come with those prices in case study solution cost of items in seeking to compete with businesses operating lower than weaker environmental legislation in some nations Anderson, 1991. International markets are not a level playing subject as nations with surplus merchandise may dump them on world markets at below cost.