▁H agen ▁( born ▁in ▁I ser lo hn ▁on ▁December ▁ 1 4 , ▁ 1 9 5 5 ) ▁is ▁a ▁German ▁econom ist ▁and ▁professor ▁at ▁the ▁University ▁of ▁Bonn , ▁where ▁he ▁currently ▁also ▁serves ▁as ▁director ▁of ▁the ▁Institute ▁for ▁International ▁Econom ic ▁Policy . ▁He ▁was ▁awarded ▁the ▁G ossen ▁Prize ▁in ▁ 1 9 9 7 . ▁ ▁Biography ▁ ▁A ▁native ▁of ▁I ser lo hn , ▁J ürgen ▁von ▁H agen ▁studied ▁at ▁the ▁University ▁of ▁Bonn , ▁where ▁he ▁earned ▁a ▁di pl oma ▁and ▁a ▁Ph . D . ▁in ▁econom ics ▁in ▁ 1 9 8 1 ▁and ▁ 1 9 8 6 . ▁During ▁his ▁Ph . D . ▁studies , ▁von ▁H agen ▁worked ▁as ▁a ▁research ▁assistant ▁at ▁the ▁university ' s ▁Institute ▁for ▁International ▁Econom ic ▁Policy ▁( 1 9 8 1 – 8 7 ). ▁After ▁his ▁gradu ation , ▁he ▁worked ▁as ▁assistant ▁professor ▁and ▁later ▁as ▁associate ▁professor ▁of ▁business ▁econom ics ▁and ▁public ▁policy ▁at ▁Indiana ▁University ▁( 1 9 8 7 – 9 2 ) ▁before ▁following ▁a ▁call ▁by ▁the ▁University ▁of ▁Mann heim ▁back ▁to ▁Germany ▁in ▁ 1 9 9 2 . ▁There , ▁he ▁took ▁over ▁the ▁direction ▁of ▁the ▁Institute ▁for ▁Advanced ▁Studies , ▁before ▁moving ▁back ▁to ▁his ▁al ma ▁mater , ▁the ▁University ▁of ▁Bonn , ▁in ▁ 1 9 9 6 ▁as ▁director ▁of ▁the ▁Center ▁for ▁European ▁Integr ation ▁Studies . ▁Since ▁