Data for public and private funding of food and agricultural
research and development cover the years 1970-2009 (public) and
1970-2007 (private). Data are available as nominal figures and
adjusted for inflation.
Public funding is based on data from two
Private funding estimates are constructed by
ERS, based on the methodology presented in Research Investments and
Market Structure in the Food Processing, Agricultural Input, and
Biofuel Industries Worldwide, ERR-130, December
The research deflator (used to convert current
dollars to real) is constructed by ERS, based on the methodology
described in Pardey et al. (U.S. Agricultural Research Deflators:
1890-1985, University of Minnesota Department of Applied
Economics Staff Paper P87-25, 1987).
For more details see Documentation and Definitions and Related