h eld . ▁ ▁R eli ability ▁compared ▁to ▁a ▁composite ▁index ▁of ▁questions ▁ ▁" A ▁single ▁item ▁question ▁is ▁much ▁less ▁reliable ▁and ▁more ▁vol atile ▁than ▁a ▁composite ▁index ." ▁" F ur ther more , ▁combining ▁CF M s ▁( customer ▁feedback ▁metrics ), ▁along ▁with ▁simultaneously ▁investig ating ▁multiple ▁dimensions ▁of ▁the ▁customer ▁relationship , ▁impro ves ▁predictions ▁even ▁further ." ▁ ▁L ack ▁of ▁predict ive ▁power ▁for ▁loyal ty ▁behav iors ▁ ▁" Re comm end ▁intention ▁alone ▁will ▁not ▁suff ice ▁as ▁a ▁single ▁predict or ▁of ▁customers ' ▁future ▁loyal ty ▁behav iors . ▁Use ▁of ▁multiple ▁indic ators ▁instead ▁of ▁a ▁single ▁predict or ▁model ▁performs ▁significantly ▁better ▁in ▁predict ing ▁customer ▁recommend ations ▁and ▁ret ention ." ▁" … g iven ▁the ▁present ▁state ▁of ▁evidence , ▁it ▁cannot ▁be ▁recommended ▁to ▁use ▁the ▁N PI ▁as ▁a ▁predict or ▁of ▁growth ▁nor ▁financial ▁performance ." ▁ ▁See ▁also ▁ ▁Adv oc acy ▁Index ▁ ▁The ▁Lo yal ty ▁Effect ▁ ▁Rel ations hip ▁market ing ▁ ▁References ▁ ▁External ▁links ▁ ▁Performance ▁Me asure ment : ▁G E ▁Ask s ▁The ▁Ult imate ▁Question ▁Indust ry ▁Week ▁article ▁covering ▁G E ' s ▁efforts ▁to ▁implement ▁N PS ▁( Link ▁accessed ▁on ▁ 1 9 ▁September ▁ 2 0 1 7 ) ▁ ▁Official ▁site ▁of ▁The ▁Ult imate ▁Question ▁ 2 . 0 ▁— ▁including ▁significant ▁additional ▁resources ▁regarding ▁the ▁Net ▁Prom oter ▁System ▁( Link ▁accessed ▁ 9 ▁August