她正在洗衣服吗（）

A、增译法

B、减译法

C、四字格套用法

A.金字塔式

B.倒金字塔式

C.螺丝杆式结构

D.引导式结构

A.What are you doing

B.What is she doing

C.What is he doing

假设娜塔莎的效用函数为给出，式中，I为以千美元为单位的年收入。

(1)娜塔莎是风险偏好型的、风险中性的，还是风险规避型的？请解释。

(2)假设娜塔莎现在的收入为40000美元(I =40)，同时明年也肯定可以获得同样的收入。她现在面临另外个工作机会，该一工作获得44000美元收入的概率为0.6,获得33000美元收入的概率为0.4。她会选择这个新工作吗？

(3)在(2)中，娜塔莎为了规避新工作对应的收入的波动，愿意购买保险吗？如果愿意,她愿意支付多少保费？ (提示:风险溢价是多少？)

Suppose that Natasha's utility function is given by，where I represents annual income in thousands of dollars.

a. Is Natasha risk loving, risk neutral, or risk averse？ Explain.

b. Suppose that Natasha is currently earning an income of $40000 (1 = 40) and can earn that income next year with certainty. She is offered a chance to lake a new job that offers 0. 6 probability of earning S 44000, and 0. 4 probability of earning $ 33000. Should she take the new job？

e. In (b), would Natasha be willing to buy insurance to protect against the variable income associated with the new job？ If so, how much would she be willing to pay for that insurance？ (Hint:What is the risk premium？)

A、She is always the apple of her father's eye.

B、She is always the pearl on her father's hand.

A、interrupt

B、trouble

C、mess

D、deal

A、concern

B、matter

C、relation

D、friend

A.Is your father a smoker？ 你父亲抽烟吗？(名词转换成动词)

B.She is a real beauty.她非常漂亮。 (名词转换成形容词)

C.We are enemies of all wars. 我们反对一切战争。(名词转换成动词)

She says it's my ______ but I was just doing what she told me to do．

她说这都是我的过错，但我只不过是照她告诉我的去做的。

A.Y.是

B.N.否

A.Y.是

B.N.否