LS???? ??? ?????? ???? 3?? ??? ??? ????.
1? ????(IB) ??? ??? LS???? ? 500? ? ??? 1470? ?? ?? ??? ???. 2??? 300? ? ??? 520? ?, 3?? 200? ? ??? 950? ?? ??? ???.
LS???? ?? ???? ???? ????(?? ??) ?? ―50~30bp(???????·1bp=0.01%???)? ??? ??? 2??? ―20bp, 3??? ―48bp? ?? ??? ???.
2008? 7? ??? LS???? ?LS? ????. ???, ??? ?? ?? ??? ????? ??? ?? ??? ???? ??.
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