The aim of this study is to determine the status of European Union countries (EU) and Türkiye, Ukraine, Switzerland and Norway, which are likely to join the EU, based on 6 criteria (Inflation, consumer prices (annual %), High-technology exports (% of manufactured exports), Patent applications (residents), Patent applications (nonresidents), Labor force with advanced education-female (% of female working-age population with advanced education) , Labor force with basic education-female (% of female working-age population with basic education)) using the model of Multi-Criteria Decision Making, one of the analytical methods. For this purpose, the models of entropy and gray relational analysis were used. The result of the analysis is the weighting of the criteria according to the findings obtained with the entropy models: Patent applications by foreigners 51.38%, patent applications by nationals 34.22%, inflation 10.11%, high technology exports 2.76%, female labor force with basic education 1.48%, female labor force with higher education 0%. From the results of the gray relational analysis of the 6 criteria analyzed, Germany is the most successful country. France is in the second place, Italy in the third place.