【单选题】Goods that are subject to network externalities tend to be ones:
A.
for which the value of the good to an individual is lower when more people use it.
B.
that are land-intensive.
C.
for which the value of the good to an individual is higher when more people use it.
D.
for which one person owning the good enhances its value because it's the only one.
【单选题】Reserved __________ are ones that state government may use if the powers are not given to the national government and are not forbidden to the states.
【判断题】It is safe for an organization when old strategies are discarded and new ones are developed to respond to competitive opportunities
【判断题】Fp 为背向力是指在基面内与切削进给速度方向垂直的力
【单选题】关于恶劣心境障碍的主要特点,以下哪项是错误的?
【简答题】1897 年,法国的 ( )在里昂大学开设第一个比较文学常设讲座“文艺复兴以来日耳曼文学对法国文学的影响”,使比较文学成为大学里一门正式独立的课程。