server ▁and ▁the ▁then ▁President ▁of ▁Pakistan ▁Ay ub ▁Khan ▁expressed ▁the ▁opposite ▁point ▁of ▁view . ▁ ▁After ▁the ▁liber ation ▁of ▁Bang l adesh ▁in ▁ 1 9 7 1 , ▁Sob han ▁was ▁appointed ▁a ▁member ▁of ▁the ▁Pl anning ▁Commission . ▁He ▁quit ▁when ▁he , ▁along ▁with ▁others , ▁fell ▁from ▁the ▁grace ▁of ▁She ikh ▁M uj ib ▁in ▁ 1 9 7 5 . ▁Later ▁he ▁worked ▁as ▁the ▁director ▁general ▁of ▁Bang l adesh ▁Institute ▁of ▁Development ▁Studies . ▁Between ▁ 1 9 7 6 – 7 9 , ▁he ▁was ▁a ▁Vis iting ▁Fellow ▁at ▁Queen ▁Elizabeth ▁House , ▁University ▁of ▁Oxford . ▁After ▁ret irement ▁from ▁B ID S , ▁he ▁set ▁up ▁Centre ▁for ▁Policy ▁Dialog ue ▁in ▁ 1 9 9 3 , ▁a ▁high - profile ▁private ▁sector ▁think - t ank , ▁where ▁he ▁works ▁as ▁its ▁Executive ▁Chair man ▁. ▁ ▁Pre - in dep end ence ▁contributions ▁In ▁the ▁ 1 9 6 0 s , ▁Sob han , ▁with ▁a ▁number ▁of ▁other ▁national ist ▁econom ists ▁under ▁the ▁intellectual ▁leadership ▁of ▁Nur ul ▁Islam , ▁contributed ▁to ▁the ▁draft ing ▁of ▁six - points ▁programme ▁that ▁became ▁the ▁basis ▁for ▁the ▁struggle ▁for ▁aut onomy ▁in ▁the ▁then ▁East ▁Pakistan . ▁The ▁writ ings ▁of ▁this ▁group ▁of ▁econom ists ▁on ▁regional ▁dispar ity ▁between ▁West ▁Pakistan ▁( P ak istan ▁since ▁ 1 9 7 1 ) ▁and ▁East ▁Pakistan ▁( B ang l