Schlagwort(e): Europe / Social conditions / 20th century ; Europe / Social conditions / 21st century ; Europe / Economic conditions / 20th century ; Europe / Economic conditions / 21st century ; European Union countries / Social conditions / 20th century ; European Union countries / Social conditions / 21st century ; Europe ; European Union countries ; 1900-2099 ; Social classes / European Union countries / 20th century ; Social classes / European Union countries / 21st century ; Income distribution / European Union countries / 20th century ; Income distribution / European Union countries / 21st century ; Equality / European Union countries / 20th century ; Equality / European Union countries / 21st century ; Income distribution ; Economic history ; Equality ; Social classes ; Social conditions ; Soziale Klasse. ; Soziale Ungleichheit. ; Europa. ; Soziale Klasse ; Soziale Ungleichheit