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，更多细节参见wps
数据显示，近期资本市场出现了明显的板块轮动。在过去一个月里，标普500指数中的工业、材料、能源和公用事业等传统重资产板块表现优于信息技术板块。投资者对麦当劳、埃克森美孚、卡特彼勒等公司的关注度提升，这些公司的核心业务建立在实体资产之上。
You may be able to see some problems with this system, but let’s put those to one side for now, and look at why we might want this kind of system.