17下列四個 VN-M(Von Neumann-Morgenstern)效用函數,何種形式可代表風險愛好者之偏好?
(A) u(M) = M^2
(B) u(M) = √M
(C) u(M) = lnM
(D) u(M) = 2M
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統計: A(132), B(21), C(19), D(9), E(0) #405034
統計: A(132), B(21), C(19), D(9), E(0) #405034