HETEROSEXUAL MEN! HOW MANY WIVES CAN YOU AFFORD? (AT ONE TIME!)

In some cultures the number of wives a man can have is about how many he can afford to support.

These days some men avoid marriage because they cannot afford a wife at all.

Sure, most women are working and some have careers and make more money than the men they have intimate relationships with, but while there is progress, it's still a man's world.  

So men, HOW MANY WIVES CAN YOU AFFORD?  
(Zero is an answer.)