“…We grouped the 27 countries into four European regions, based on recent SHARE studies [29] , [30] and according to the European welfare regime typologies, which was first developed and classified by Esping-Andersen [31] and later redefined and extended to cover Southern Europe [32] and Central and Eastern Europe [33] , [34] , [35] , [36] . Thus, the countries are grouped into four regions: 1) The Western European region (Germany, The Netherlands, France, Belgium, Luxembourg, Switzerland, and Austria) referring to the Western European or Bismarckian countries, 2) the Southern European region (Spain, Portugal, Malta, Italy, Greece, and Cyprus) referring to the Southern or Mediterranean countries, 3) the Central and Eastern European region (Estonia, Latvia, Lithuania, Poland, Czech Republic, Slovakia, Slovenia, Hungary, Croatia, Romania, and Bulgaria) referring to the Central and Eastern European or the post-communist countries, and 4) the Northern European region (Denmark, Sweden, and Finland) referring to the Northern European or Scandinavian countries [32] , [34] , [36] .…”