Do women lie to their husbands?

In Zambia, at least, the answer is yes, when the topic is contraception.

When women are given access to contraception alone (without their husbands), they are 25% more likely to use it:

...these effects were concentrateed, as predicted by theory, among women who wanted to postpone childbearing and also resported having a  husband who desired more additional children than they did.  ... 

However, two years after the treatment:

...we do find that these individuals experienced a significant reduction in happiness, health and ease of mind...