Open AccessSpatial Evolutionary Pattern and Regional Innovation Efficiency of European Union
Author(s) -
Shuguang Liu,
Han Zhang,
Chunyu Liu,
Lu Wang
Publication year - 2019
Publication title -
iop conference series. earth and environmental science
Language(s) - English
Resource type - Journals
eISSN - 1755-1307
pISSN - 1755-1315
DOI - 10.1088/1755-1315/234/1/012030
Subject(s) - economic geography , european union , frontier , economies of agglomeration , stochastic frontier analysis , common spatial pattern , investment (military) , panel data , production (economics) , ellipse , economics , cobb–douglas production function , geography , econometrics , international trade , ecology , economic growth , mathematics , political science , microeconomics , biology , geometry , archaeology , politics , law