The objective was to compare the performance of farms that have more than one self-identified manager to the performance of similar farms with only one self-identified manager. The question to be answered is whether more managers enhance the performance of the farm. The technique used is a...

Farmer productivity by age was estimated, allowing for differences because of efficiency and returns to scale. Using Census of Agriculture data, estimates vary by state, but returns to scale average 1.07. Efficiency increases average 4.5 percent every ten years of age, to the age interval 35 to...