Why Would the Market Place Pay Someone Only Five Dollars an Hour?

If you work for mac donalds, they'll pay you five dollars an hour to take out the trash. If you whistle while taking out the trash, they will pay you six dollars an hour. We're all of equal value in the sight of god but if you're not very valuable to the market place, you don't get much money. Enowg: This one's been in process for 200 years and this is the best we've come up with so far.