It is important to include private R&D in analyses because the growth rate in public agricultural R&D investments has slowed and there has been an increase in the rate of private R&D (Pardey et al., To calculate future expenditures for public agricultural R&D, the “Government budget appropriations or outlays for RDin agriculture was used.10 For the estimation of private expenditures, the “Gross domestic expenditure on R-D by sector of performance and socio-economic objective in NABS200T’ was used. Private agricultural R&D expenditure is defined as R&D expenditures by private NPOs and business enterprises.11 To estimate private expenditures on agricultural R&D in the United States, data from Research Investments and Market Structure in the Food Processing, Agricultural Input, and Biofuel Industries Worldwide (Fuglie et al.,