【单选题】If the utility for two goods "x" and "y" is measured as U = x + y, then it can be concluded that
A.
"x" and "y" are perfect substitutes.
B.
"x" and "y" are perfect complements.
C.
"x" and "y" are both bads.
D.
the indifference curves on the x,y graph will be upward sloping.
【简答题】创业者应该关注自身的资产负债表和损益表,对()的重视等同于对企业生命线的重视。
【单选题】新东方董事长俞敏洪曾寄语高三学子:不要过多地去责备客观存在的条件,更不应盲目地去怀疑自己的实力和能力,无数成功的人生告诉我们,人生路是自己走出来的,命运掌握在自己的手中,好好利用目前优越的学习环境,相信自己,相信老师,相信同学,一切尽在自己的拼博中!”对这句话的理解正确的是:( )。
A.
人生发展要努力提高自身素质,与任何外部条件无关
C.
要努力争取和创造有利于自己成长的外部条件来发展自己,获得人生的进步
【简答题】CM的主要功能是____,HDL的主要功能是____。
【单选题】Suppose the income-consumption curve for goods X and Y is upward sloping. If the price of good Y increases and the income-consumption curve rotates in clockwise fashion, then we know that:
A.
X and Y are complements.
B.
X and Y are both inferior goods.
C.
X and Y are substitutes .
D.
Y is an inferior good.
【单选题】If the cross elasticity of demand between goods X and Y is positive and between goods X and Z is negative, then X and Y are ( ) and X and Z are ( ).
A.
price inelastic; complements
B.
complements; substitutes
C.
substitutes; complements
D.
price inelastic; income elastic