The lowest cost producer is generally thought to have the advantage on market share, assuming all other resources are available. Indeed, Russian farmers have the lowest reported producer price for wheat and have the largest global export share. However, that is where it ends. The EU reports a higher average producer price but commands a larger share of global wheat exports than some lower priced producers. However, this could relate to quality, the cost of shipping and other intermediaries, etc. There may also be flaws in the producer price data. India and Argentina are both major global suppliers of wheat but do not report a producer price to the FAO. There may also be government programs that distort the outcome.  Most impressive in...