gap between the haves and have nots in america the differences are stark earlier i spoke with frederick kauffman he is the author of this book a short history of the american stomach we don't about this tale of two very different dinner tables as well as some of the causes and effects of this great divide. well what's been happening lately is that these food markets the big grain markets in chicago the chicago mercantile exchange it really been kidnaped to the interests of very large banks in the united states and that's because of a new kind of product called a derivative in other words we've had derivatives and mortgage backed securities we've had all sorts of derivatives that have driven world economy into a tailspin well what's happening now is that there's a food call or it's being caused by very large financial interests taking increasingly large stakes in the global food supply why are they doing this because there's value in it because increasingly what we're seeing is bit arable land freshwater grain food these are going to be the most valuable things on earth going forward this is what