??? “?? ???? ??”

??? ? ??? ???? ???? 1? “???? ?????? ???? ??? ????? ?? ??? ??? ?”??? ???. ????????? ???? ??? ????? ‘A2’?, ???? ??? ‘???’?? ???? ??.

? ???? ?? ?? ??? ??? ????? ?? ????????(OECD) ??????? ??? “??? ???? ‘A??’ ??? ??? ??? ????? ??? ??? ??”? ??? ???. ?? “??? OECD ??? ? ?? ? ??? ????? ??? ???? ??? ??? ??? ?? ??? ???”? ????.

??? ?? leon@donga.com