A.儲(chǔ)蓄是利率的遞增函數(shù) B.投資是利率的遞減函數(shù) C.儲(chǔ)蓄是利率的遞減函數(shù) D.投資是利率的遞增函數(shù) E.利率水平高低取決于投資與儲(chǔ)蓄的交互作用
A.9% B.10% C.11% D.20%
A.10600.00 B.11200.00 C.11910.16 D.11236.00