From a resource standpoint, the important point of this comparison is that including the marginal external costs of production and allocating resources based on the full social cost results in a higher price for the good (Ps > Pp) and less output (Os < Op) than only including the private costs.
Today, the nation's farmers are 17 years older than the average American worker, with the ranks of farmers who are 75 years and up outnumbering those in their prime working years of 35 to 44. One big reason U.S. farmers are going gray: spiraling costs.
Non-agricultural jobs require you to be at least 14 years of age. Fourteen-and 15-year-olds may not work more than three hours a day and 18 hours a week during the school year.