Global R&D Spending Ranking （Million US dollars）
Gross domestic spending on R&D is defined as the total expenditure (current and capital) on R&D carried out by all resident companies, research institutes, university and government laboratories, etc., in a country.
It includes R&D funded from abroad, but excludes domestic funds for R&D performed outside the domestic economy.
This indicator is measured in USD constant prices using 2010 base year and Purchasing Power Parities (PPPs) and as percentage of GDP
From OECD
