Milk isn't just something you drink anymore. It's become a raw material, like crude oil, that's refined into more valuable products, such as sugar for infant formula and protein powder that's used in energy bars.
Investors looking for safer and more profitable investments have been buying farmland across the Midwest, and the price of land is rising fast. But some economists say cropland prices can't go up forever and that investors are turning farmland into a bubble.
Now that the election has passed, Washington, D.C., is looking ahead to forthcoming "fiscal cliff." Robert Siegel talks with Arizona Republican Congressman and Senator-elect Jeff Flake about the approaching cliff and the upcoming session of Congress.
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