From the first paragraph, we can learn that investors confidence in German economy is .
A．weak
B．increasing
C．optimistic
D．subtle

判断题资本市场线上的每一点都表示由市场证券组合和无风险借贷综合计算出的收益率与风险的集合。()

未分类题From the fifth paragraph, we can infer that______.A．Europe needs the extra economic growth from a transatlantic trade dealB．America is enjoying a moderate economic revivalC．Europe in any way won't cut their liaison with AmericaD．The transpacific pact is beneficial to both Europe and America

未分类题What is the authors attitude towards European reaction against American spying?

未分类题Which of the following can be the best title for the text?A．The euro-zone economyB．The euro-zone unemploymentC．The euro-zone low-inflationD．The euro-zone recovery

判断题在市场的均衡状态下，有些证券在切点组合T中有一个非零的比例，有些证券的组合中的比例为零。()