“whenyoutravel，yougetoutofyourbubble”means

A. youmeetnewpeople
B. youwillexperiencedifferentcultures
C. youwillviewdifferent landscapes
D. itcan helpyouunderstandpeoplethataredifferentfromyou

Whatwillyoufindduringyourtravel？

A. Youwillfindyoueselfdifferent
B. Youwillmeetmorepeopleandlistentotheirstories
C. Happinessis greaterwhensharewithothers
D. Your’reafraidoftravelling

Why did Brian feel upset?_______

A. Brian skipped class this morning.
Brian watched a movie alone this afternoon.
C. Brian’s mum shared a baby picture of him.
D. Brian’s mum commented on his photo posted on WeChat.

用IS-LM模型说明当政府减税时对国民收入和利率的影响。

试述凯恩斯的基本理论体系。

查找近十年中国投资与GDP的相关资料，分析投资对总产出的影响，联系实际特别是结合近年来中国政府所采取的有关财政与金融方面的政策，谈谈你的看法。中国投资与GDP数据：2000-2012（支出法）