fairness paycheck act. current leaders failed to get the vote to advance the legislation despite the president's push and often cited statistic that women earn just 77 cents for every dollar that men make. we're back with mary anastasia o'grady and kim strassel. mary, how real is the wage gap and what does it cost? >> paul, the problem is that the numbers aren't very clear. we're always told there's a comparison of the dollar versus-- >> that's true in some sense, correct? >> what it doesn't take into account, the number of hours worked. what you end up seeing happens is that a lot of women who get into the work force end up having children and when they have children they want more flexible hours and they want part-time work, because they want to raise, have a hand in raising their children, even if they use some child care and this is what distorts this number from 100 to 77 cents. if you look at women in their 20's who are childless and on