▁solutions ▁to ▁the ▁crisis . ▁ ▁Before ▁he ▁was ▁elected ▁to ▁the ▁Korean ▁National ▁Assembly , ▁he ▁had ▁been ▁an ▁econom ics ▁professor ▁at ▁R ice ▁University ▁for ▁almost ▁ 2 0 ▁years . ▁He ▁earned ▁a ▁B . S . ▁and ▁M . S . ▁in ▁mathematics ▁in ▁his ▁native ▁South ▁Korea ▁before ▁coming ▁to ▁the ▁University ▁of ▁Pennsylvania , ▁where ▁he ▁earned ▁his ▁Ph . D . ▁in ▁econom ics ▁in ▁ 1 9 8 5 . ▁ ▁Such an ▁Ch ae ' s ▁professional ▁publications ▁have ▁mostly ▁been ▁in ▁the ▁areas ▁of ▁b arg aining ▁theory , ▁industrial ▁organization , ▁and ▁general ▁economic ▁theory . ▁ ▁He ▁has ▁held ▁visit ing ▁positions ▁in ▁univers ities ▁and ▁research ▁instit utes ▁in ▁several ▁countries . ▁In ▁South ▁Korea , ▁he ▁has ▁been ▁a ▁visitor ▁at ▁the ▁Korea ▁Development ▁Institute , ▁Korea ▁Information ▁Society ▁Development ▁Institute , ▁and ▁the ▁Korea ▁Institute ▁for ▁International ▁Econom ic ▁Policy . ▁He ▁has ▁also ▁been ▁as ▁a ▁guest ▁scholar ▁with ▁the ▁Brook ings ▁Institution . ▁ ▁References ▁ ▁External ▁links ▁Home page : ▁www . ch ae 2 1 . net ▁▁ ▁Category : Se oul ▁National ▁University ▁al umn i ▁Category : 1 9 5 5 ▁birth s ▁Category : R ice ▁University ▁fac ulty ▁Category : M embers ▁of ▁the ▁National ▁Assembly ▁( S outh ▁Korea ) ▁Category : L iving ▁people ▁Category : Date ▁of ▁birth ▁missing ▁( l iving ▁people ) <0x0A> </s> ▁The ▁Dun ed in ▁sound ▁was ▁a ▁style ▁of ▁ind