这些告诫应该小心，但不是阻止管理人员分析现代投资组合概念。
These caveats should caution, but not prevent, managers from examining modern portfolio concepts.
一旦目标设定，分析师会通过向IT用户、技术提供商和投资者、商务人士、学者和其他研究人员发放正式或非正式的调查来收集信息。
Once an objective is set, analysts gather information through formal and informal surveys of IT users, technology providers and investors, business professionals, academicians and other researchers.
有些分析人员争辩说，最近的市场攀高是由于投资者轻率盲目相信了银行和科技股造成的。
Some analysts argue that the recent market rise has been caused by investors' blind faith in bank and technology shares.
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