▁thus ▁vulner able ▁to ▁conf ounding ▁variables ). ▁A ▁study ▁commission ed ▁by ▁D F ID , ▁an ▁ag ency ▁of ▁the ▁U . K . ▁government , ▁further ▁summar ized ▁many ▁of ▁the ▁comp lications ▁ar ising ▁from ▁implementing ▁de ▁S oto ' s ▁policy ▁recommend ations ▁when ▁ins u fficient ▁attention ▁is ▁paid ▁to ▁the ▁local ▁social ▁context . ▁ ▁De ▁S oto ▁himself ▁has ▁often ▁pointed ▁out ▁that ▁his ▁critics ▁mistaken ly ▁claim ▁that ▁he ▁advoc ates ▁land ▁tit ling ▁by ▁itself ▁as ▁sufficient ▁for ▁effective ▁development : ▁For ▁example , ▁in ▁the ▁I LD ' s ▁new ▁bro ch ure ▁he ▁is ▁quoted ▁as ▁saying , ▁" The ▁I LD ▁is ▁not ▁just ▁about ▁tit ling . ▁What ▁we ▁do ▁is ▁help ▁Govern ments ▁build ▁a ▁system ▁of ▁public ▁memory ▁that ▁leg ally ▁ident ifies ▁all ▁their ▁people , ▁their ▁assets , ▁their ▁business ▁records ▁and ▁their ▁transactions ▁in ▁such ▁a ▁way ▁that ▁they ▁can ▁un le ash ▁their ▁economic ▁potential . ▁No ▁economy ▁can ▁develop ▁and ▁prosper ▁without ▁the ▁benefits ▁that ▁clearly ▁registered ▁public ▁documents ▁best ow ." ▁ ▁On ▁January ▁ 3 1 , ▁ 2 0 1 2 , ▁de ▁S oto ▁and ▁his ▁publish er ▁were ▁f ined ▁by ▁the ▁Per uv ian ▁intellectual ▁property ▁rights ▁organization ▁IN DE CO PI ▁for ▁ex cluding ▁the ▁names ▁of ▁co - auth ors , ▁En rique ▁Gh ers i ▁and ▁Mario ▁G hib ell ini , ▁on ▁newer ▁ed itions ▁of ▁his ▁ 1 9 8 6