An economist with the Rand Corporation argues that Los Angeles' fast-food ban failed because it merely blocked new construction or expansion of "stand-alone fast-food" restaurants in neighborhoods where that style of restaurant was uncommon to begin with.
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A woman pushes a cart at a Costco store in Hackensack, N.J., in 2013. Big-box stores are effective delivery devices for fattening foods, economists argue in a new study.
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