单词：Minimum-variance portfolio
单词：Minimum-variance portfolio 相关文章
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Understanding all the genes and molecules involved in human disease is quite a challenge. Thats why scientists study model organisms, like flies and worm
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The celebration of a milestone. For the past 25 years China has been working with the United Nations to build peace and security around the globe. And kicking off this week-long exhibition put on by China's UN mission- Ambassador to the United Nation
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SCOTT SIMON, HOST: This week we asked listeners and social media followers to tell us about unusual things that may scare them. Not international terrorism or certifiable phobias, but real fears we carry around that some people may not understand. Ma
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法国巴黎最大的公共住房项目近日宣布将利用地铁中乘客身体释放出来的热量为市中心的一个公共住房项目供暖。据悉，该项目是基于地热技术研发的，地铁和供暖建筑物通过一个楼梯连接。
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But this was very far North, be it remembered, where beer agrees well with the constitution; 请记住，这是极北的地区，在那里，啤酒很适宜他们的体质； upon the Equator, in our southern fishery, beer would be apt to make the ha
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I have it, I have it, cried Stubb, with delight, striking something in the subterranean regions, a purse! a purse! 我搞到了我搞到了斯塔布喜形于色地说道，同时在那底里戳一样东西，一只荷包，一只荷包！ Dropping hi
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