DATS-6103-Individual-Project-3 - Hao Ning Global Scientific Research Analysis: Scientific Articles Publication and Research Expenditure Introduction      Science and technology are virtually the driving forces that promote the life quality of people and economic growth of a nation. A detailed analysis on scientific research and expenditure would greatly help us to grasp the latest trend in the world. Data Source:   World Bank     Scientific and technical journal articles (data from year 2003 to 2016 only are available) Research and development expenditure (% of GDP) GDP (current USD) Data visualization and analysis:   Overview of Scientific Research Publication Top Scientific Research Countries Number of Publication Change of the Top Countries in Absolute and Percentage Research Expenditure Analysis Correlation between Publication and Research Expenditure Most 'Productive' Countries Key observation and conclusions:   From 2003 to 2016, the number of global publication keep increasing then plateaued after 2014 USA was the only giant in publication in 2003, while in 2016, China climbed up to top (fastest growth) and these two countries became the flagships. USA has an dominating expenditure in scientific research Japan, USA and Germany are maintaining a high research expenditure % of GDP (2.5-3%). Korea dramatically increased expenditure % ( >4% ) and became top10 publication countries An obvious positive correlation is observed for publication/expenditure, but indicating differences in 'productivity' India, Russia and China are the most 'productive' countries