ation ▁ens uring ▁for ▁himself ▁and ▁for ▁his ▁family ▁an ▁existence ▁worthy ▁of ▁human ▁dign ity ." ▁ ▁In ▁addition ▁to ▁legisl ative ▁acts , ▁ ▁many ▁corpor ations ▁have ▁adopted ▁volunt ary ▁codes ▁of ▁conduct . ▁The ▁S ull ivan ▁Princi ples ▁in ▁South ▁Africa ▁are ▁an ▁example ▁of ▁a ▁volunt ary ▁code ▁of ▁conduct ▁which ▁state ▁that ▁fir ms ▁should ▁compens ate ▁workers ▁to ▁at ▁least ▁cover ▁their ▁basic ▁needs . ▁ ▁In ▁the ▁table ▁below , ▁cross ▁national ▁compar able ▁living ▁w ages ▁were ▁estimated ▁for ▁twelve ▁countries ▁and ▁reported ▁in ▁local ▁curr encies ▁and ▁purch asing ▁power ▁par ity ▁( PP P ). ▁Living ▁w age ▁estimates ▁for ▁the ▁year ▁ 2 0 0 0 ▁range ▁from ▁US $ 1 . 7 ▁P PP ▁per ▁hour , ▁in ▁low - in come ▁examples , ▁to ▁approximately ▁US $ 1 1 . 6 ▁P PP ▁per ▁hour , ▁in ▁high - in come ▁examples . ▁ ▁Living ▁w age ▁estimates ▁vary ▁consider ably ▁by ▁area , ▁and ▁may ▁be ▁calculated ▁in ▁different ▁ways . ▁In ▁a ▁ 2 0 1 9 ▁report , ▁the ▁U . S . ▁advoc acy ▁group ▁National ▁Low ▁In come ▁H ous ing ▁Co al ition ▁calculated ▁the ▁necessary ▁full - time ▁hour ly ▁w age ▁to ▁spend ▁ 3 0 % ▁of ▁income ▁on ▁r ental ▁of ▁a ▁fair - market , ▁ 2 - bed room ▁a partment . ▁ ▁Est im ates ▁range ▁from ▁a ▁high ▁of ▁$ 3 6 . 8