Declining Farm Labor Supply
American growers continue to report labor shortages despite efforts to address this issue, such as raising wages or increasing benefits. Factors in Mexico, the primary source of hired farm workers, such as growth in the non-farm economy and falling birth rates contribute to the declining supply of farm labor.
Farm Labor Markets in the United States and Mexico Pose Challenges for U.S. Agriculture: a U.S. Department of Agriculture Economic Information Bulletin by Steven Zahniser, J. Edward Taylor, Thomas Hertz, and Diane Charlton.
California Farmers Change Production Practices As the Farm Labor Supply Declines: a Giannini Foundation of Agricultural Economics, University of California article written by Zachariah Rutledge and J. Edward Taylor.