The SEDA, or Sustainable Economic Development Assessment, is a measure used by Boston Consulting Group to assess and compare the quality of life in 162 countries across the world.
Poland was once again among the five countries that make the best use of their economic development, or most effectively translate the growth of their wealth into an improved standard of living of their citizens.
As a result, the standard of living in Poland is not much different anymore from that in southern European countries, Rzeczpospolita said.
Source: PAP
http://www.pap.pl/en/news-/news,624721,polands-standard-of-living-rises-fast—daily.html