Christina Hoff Sommers, a famous anti-feminist, is a good environmentalist. To honor the Equal Pay day (which was yesterday) she recycled an argument she made four years ago:
I know that this is an old argument, because I answered her then, in a three-post series. You should really read all three posts in that series (because they are not bad), but the proper answer to the above tweet is in the last post where I discuss why her proposal would do very little to close the overall wage gap.