问题详情

Afixedincomesecurity’scurrentpriceis101.65.Youestimatethatthepricewillriseto102.98ifinterestratesdecrease0.25%andfallto100.91ifinterestratesincrease0.25%.Thesecurity’seffectivedurationisclosestto:
A.3.98
B.4.07
C.4.87