date:Jul 18, 2013
ns may affect food security. The clustering shows that nations generally do not trade broadly worldwide. Nations that import maize primarily from only one other nation may be vulnerable to any changes in their exporters' ability to produce and ship maize. These statistics show that the vast majority of nations are exporting to or importing from only one or a small number of nations, they conclude. They also note that Japan is the largest importer by far, while other nations such as Taiwan and Eg