A behavioral model of "faking ecstasy," developed by Emory economist Hugo Mialon, is featured on the the New York Times blog "Freakonomics." Among Mialon's findings: more-educated men and women are more likely to fake it in the bedroom.
Read the post, and listen to a podcast on the many ways in which people "fake it."
'Orgasm Inc' takes on female Viagra
Economists do it with models