Because they're spoiled privileged brats. No seriously, I don't think they are. Assuming that were talking about heterosexuals.

As a guy, I was not aware of this. However, this is a good read on the subject. [webmd.com]

are they? you can't ask why something is so when it is not a given that it IS so. you may as well ask "why does the tooth fairy hate me?"

g

Please provide a link to conclusive evidence of your claim.

many studies have shown this to be a false statement

If that's truly the case, probably because they have fewer consequences to worry about.

So shall l assume you have stats on ALL the men and ALL the women in the world , in order to know this ?

Fewer nasty consequences. They can walk away from an unintended pregnancy. In all the research on number of sexual partners, men always report more than women do. Of course there is the very serious problem of the confounding factor of social expectations. If people lie, men tend to exaggerate, and women tend to minimize. Short of following people around there isn't a good way to mitigate this situation.