It depends on a few things...like how much you want and when you want it. If you need a REALLY small amount, like the amount that'll fit in a five-gallon bucket, try your local Walmart. The one here...
It's not. This sounds kinda weird, doesn't it? After all, there's a huge building in Chicago with "Chicago Mercantile Exchange" written on the sign out front where food commodities are traded, but...
The soy bean is the #1 commodity export in Argentina. Most of it goes to either China or the United States. Lots of beef is also exported, as well as automobiles, wheat, and various other food crops....