The present study provides a quantitative assessment of the benefits from public agricultural research and development (R&D) for each continental state of the U.S. for 1949-1991, explicitly acknowledging for spillover effects. The novelty of this study resides in the use of spatial econometric...

This paper specifies an empirical model of the relative decline of the agricultural sector consistent with the neoclassical explanation. We utilize a production theory approach to analyze the effect of changes in relative prices, relative factor endowments and technical change on the share of...

This paper uses panel data for the 1980-2004 period to estimate the contributions of public research to U.S. agricultural productivity growth. Local and social internal rates of return are estimated accounting for the effects of R&D spill-in, extension activities and road density. R&D spill-in...