▁ 1 6 th , ▁equality ▁ranked ▁ 1 7 th ▁ ▁Gold water ▁( cap ital ism ) ▁— ▁freedom ▁ranked ▁ 1 st , ▁equality ▁ranked ▁ 1 6 th ▁ ▁Len in ▁( comm un ism ) ▁— ▁freedom ▁ranked ▁ 1 7 th , ▁equality ▁ranked ▁ 1 st ▁ ▁Later ▁studies ▁using ▁samples ▁of ▁American ▁ide olog ues ▁and ▁American ▁president ial ▁inaug ural ▁addresses ▁attempted ▁to ▁apply ▁this ▁model . ▁ ▁Later ▁research ▁ ▁In ▁further ▁research , ▁Hans ▁J . ▁E ys en ck ▁ref ined ▁his ▁method ology ▁to ▁include ▁more ▁questions ▁on ▁economic ▁issues . ▁Do ing ▁this , ▁he ▁revealed ▁a ▁split ▁in ▁the ▁left – right ▁axis ▁between ▁social ▁policy ▁and ▁economic ▁policy , ▁with ▁a ▁previously ▁und isc over ed ▁dimension ▁of ▁social ism - cap ital ism ▁( S - factor ). ▁ ▁While ▁factor ial ly ▁distinct ▁from ▁E ys en ck ' s ▁previous ▁R ▁factor , ▁the ▁S - factor ▁did ▁posit ively ▁correlate ▁with ▁the ▁R - factor , ▁indicating ▁that ▁a ▁basic ▁left – right ▁or ▁right – left ▁t endency ▁under lies ▁both ▁social ▁values ▁and ▁economic ▁values , ▁although ▁S ▁t apped ▁more ▁into ▁items ▁discuss ing ▁economic ▁inequality ▁and ▁big ▁business , ▁while ▁R ▁rel ates ▁more ▁to ▁the ▁treatment ▁of ▁crim inals ▁and ▁to ▁sexual ▁issues ▁and ▁military ▁issues . ▁ ▁Most ▁research ▁and ▁political ▁theory ▁since ▁this ▁time ▁has ▁rep licated ▁the ▁factors ▁shown ▁above . ▁ ▁Another ▁rep lication