题目
A bank quotes a stated annual interest rate of 4.00%. If that rate is equal to an effective annual rate of 4.08%, then the bank is compounding interest:
选项
A.daily.
B.quarterly.
C.semiannually.
答案
A
解析
A is correct. The effective annual rate (EAR) when compounded daily is 4.08%.「huixue_img/importSubject/1564548693498138624.png」
A正确。 方法一：已知每年计息为“以日计息”，名义年利率为4%，运用effective annual rate (EAR)求解公式， EAR = (1＋Periodic interest rate)^m – 1=(1＋ 0.04/365)^365 – 1 = (1.0408) –1 = 0.04081 ≈ 4.08%. 方法二：BAII Plus计算器，2ND＋2页面下，2ND＋CE/C清楚历史记录，NOM=4，C/Y=365，CPT EFF=4.08