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【判断题】
如果小国对进口商征收关税，那么关税造成的消费者损失小于国内生产商收益与政府关税收入之和。A.
正确
B.
错误
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【单选题】听力原文：M: Good morning, this is John Parker speaking. I'm just ringing to confirm my appointment with Mr. Smith for this afternoon. W: Yes, Mr. Smith's expecting you at 3 o'clock. Q: Why is the man maki...
A.
He wants to make an appointment with Mr. Smith.
B.
He wants to make sure that Mr. Smith will see him.
C.
He wants to change tire time of the appointment.
D.
He wants the woman to meet him at three o'clock.
【单选题】听力原文：M: Good morning. This is John Parker speaking. I'm just ringing to confirm my appointment with Mr. Smith this afternoon. W: Yes. Mr. Smith's expecting you at three o'clock. Q: Why is the man maki...
A.
He wants to make an appointment with Mr. Smith.
B.
He wants to make sure that Mr. Smith will see him.
C.
He wants to change the time of the appointment.
D.
He wants the woman to meet him at three o'clock.
【多选题】DW检验不能用于下列哪些现象的检验( )
A.
递增型异方差的检验
B.
= 形式的自相关检验
C.
形式的多重共线性检验
D.
的一阶线性自相关检验
E.
遗漏重要解释变量导致的设定误差检验
【多选题】DW检验不能用于下列哪些现象的检验
A.
递增型异方差的检验
B.
u t ＝ ρ u t－1 + ρ 2 u t－2 +v t 形式的序列相关检验
C.
x i =b 0 +b 1 x j +u t 形式的多重共线性检验
D.
E.
遗漏重要解释变量导致的设定误差检验
【单选题】听力原文：M: Good morning. This is John Parker speaking. I'm just ringing to confirm my appointment with Mr. Smith for this afternoon. W: Yes. Mr. Smith is expecting you at 3 o'clock. Why is the man making...
A.
He wants to make an appointment with Mr. Smith.
B.
He wants to make sure that Mr. Smith will see him.
C.
He wants to change the time of the appointment.
D.
He wants the woman to meet him at three o'clock.
【多选题】DW检验不能用于下列哪些现象的检验( )
A.
递增型异方差的检验
B.
形式的序列相关检验
C.
形式的多重共线性检验
D.
的一阶线性自相关检验
E.
遗漏重要解释变量导致的自相关性的检验
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