12/27/2010 02:42 pm ET | Updated May 25, 2011

Financial Infidelity: As Bad As Sexual Infidelity?

The real taboo in American relationships is not sex. It's money.

A national survey or more than 200 people reveals about 80 percent of spouses acknowledge making secret purchases. To compound this dirty little secret, nearly one-fifth (18.5 percent) of those married admit to having credit cards their spouse knows nothing about.

Read more on msn.com

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