Mr Huckabee has ethical problems (he accepted a ton of gifts when he was governor of Arkansas), eccentric policies (scrap income taxes, make America self-sufficient in food) and a feeble grasp of world affairs.

ECONOMIST: Iowa

It is not as easy to show as items like food and tents, things that donors can see and grasp easily.

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The benefits of a safe food supply are undeniable, but they sometimes come with trade-offs that can be hard to grasp especially when the word "organic" appears on a package.

WSJ: My Adventures With Liquid Chicken