Previous work on the rate of return to public agricultural research for the United States has neglected private agricultural research expenditures. This study, which factors in production variables like weather and the shifting health of national economy over a 70-year period (1915-85), does...

Much wider use of net value-added, instead of gross sales, can lend perspective on how farm size and structure are changing in the United States. Net value-added is changing a more appropriate economic measure to use in comparing farms by size or type on a consistent basis. Net value-added...