The Dutch government deprived her of her passport because of the fibs that she told immigration authorities.

ECONOMIST: No time for tradition

The likes of Mr Blodget and Mr Grubman may have told you fibs.

ECONOMIST: The Wall Street settlement

Wily suspects may try to raise their baseline readings artificially (by doing mental arithmetic, for example), making later fibs more difficult to detect.

ECONOMIST: Polygraphs hit the big time

But the show claims his stories are full of fibs.

ECONOMIST: Charity and truthfulness

To be fair, most of the time we're just trying to be nice. (When your girlfriend asks if she looks good in her new dress, most guys--if they know what's good for them--say yes.) Indeed, according to DePaulo's study, such "false-positive" fibs are delivered 10 to 20 times more often than spurious denials of culpability.

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