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.
Yes, agricultural workers must be paid at least the minimum wage for all hours worked. The current minimum wage is $9.47 per hour for those 16 years of age and older. Businesses may pay on a piece rate basis or salary basis, but that rate must be equivalent to the minimum wage.