Provides recent basic statistics on the resources devoted to R&D in OECD countries.  The statistical series start from 1981 and cover, expenditure by source of funds, type of costs, personnel by occupation and level of qualification. Data are detailed at national level by performance sector, for enterprises by industry, and for higher education by field of science. Also includes information on Female R&D personnel and Total R&D personnel in Headcount for years 1995 onward. Superseded by Research and Development Statistics.