the "academic ranking of world universities" includes every institution that has any nobel laureates, fields medals, and highly cited researchers. in addition, major universities of every country with significant amount of papers indexed by science citation index-expanded (scie) and social science citation index (ssci) are also included. having alumni of an institution winning nobel prizes in economics since 1951 attributes 10% of the score. staff of an institution winning turing awards in computer science since 1961 contributes 15% of the score. highly cited researchers in economics/business category get 25% weighting. papers indexed in ssci in economics/business fields gets 25%. finally, the percentage of papers published in top 20% journals of economics/business fields to that in all economics/business journals gets 25% weighting.