The chance of being executed in America is so remote that it cannot plausibly be a significant deterrent, argues Steven Levitt, of the University of Chicago.

芝加哥大学的Steven Levitt认为，在美国被处决的机会微乎其微，使得死刑执行无法成为一个明显可信的震慑。

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University of Chicago economics professor Steven Levitt has also warned about excessive fear mongering about gun ownership.

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But Steven Levitt, president of the opinion tracking firm Marketing Evaluations Inc.

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In the book Freakonomics, by University of Chicago economist, Steven Levitt and New York Times journalist, Stephen J.

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