It is concluded that the phase-feeding bring the milking performance of high yield cows into for play.
可见,阶段饲养新技术充分发挥了高产奶牛的产奶性能。
Mike Thompson of Thomson Financial says that, since 1991, the correlation between the performance of high-yield bonds and the S&P 500 index has been pretty low—less than 20%.
汤姆逊金融公司的迈克•汤姆逊这样说道,自1991年,高收益债券和标普500指数之间的相关性就非常低,不到20%。
Besides, the weak sustainability of the funds shows that good performance of the past does not necessarily mean a high yield in the future.
此外,开放式基金的业绩持续性不强,过去表现好的基金并不意味着一定能在未来取得好的收益。
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