Ben Wolke has been trading commodities on the floor of the Minneapolis Grain Exchange for more than two years, and has made a good living as the global food markets have becom... | More Info

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Our Hungry Planet: Grain trader

Ben Wolke has been trading commodities on the floor of the Minneapolis Grain Exchange for more than two years, and has made a good living as the global food markets have become more volatile.

Our Hungry Planet: Grain trader

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