The gross domestic expenditure on research and development (R&D) encompasses the combined spending, both current and capital, on R&D by resident entities like companies, research institutes, universities, and government labs.
This indicator excludes R&D expenses funded by domestic firms but conducted overseas.
R&D expenditure serves as a vital gauge of both government and private sector endeavors to gain a competitive edge in science and technology.
However, estimates of R&D resource allocation are influenced by national factors such as the frequency and scope of national R&D surveys across various sectors and industries, as well as the adoption of diverse sampling and estimation techniques.
This section presents the Global R&D expenditures by country with particular focus on the United States