Amity Shlaes, Columnist

Carson's 'Tithing' Is Sounder Than Rubio's Tax Plan

The ex-surgeon's 10 percent idea is more responsible than Rubio's credit-heavy package.

September 30, 2015 at 12:00 PM UTC

Amity Shlaes, chairman of the Calvin Coolidge Presidential Foundation, is the author of "Great Society" and co-editor, with Matthew Denhart, of a new edition of Coolidge's autobiography.

10 percent, no exceptions.
Photographer: Luke Sharrett/Bloomberg via Getty Images

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It's Ben Carson's turn to get real on taxes. This is what some Republicans have been saying since Donald Trump released details of his tax plan.

Carson, who is still nose to nose with Trump in the polls, has so far stuck with the simple idea he first began mooting years ago: a 10 percent flat tax on income modeled on the biblical tithe.