Food Demand Is Growing While Growth Rates for Yields Are Falling

粮食需求在增加，但粮食产量增幅却在下降

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But while demand for grains is increasing, growth rates for yields of major grains are declining-from around 3 percent in 1980 to 1 percent today.

尽管目前粮食需求在增加，主要粮食产量增幅却在下降，从1980年的3%左右降至目前的1%。

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The full results are not published until today; these will be of relevance only if they indicate a solid direction for yields for coming months.

完整的结果没有公布，直到今天，这些将是唯一的相关性表明，如果他们的方向固体产量为今后几个月。

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Australia is a major food exporter, and if drought dramatically cuts yields, that could cause global prices for grain,meat and other foods to rise.

VOA: standard.2009.09.03

So to say it in words, Player i's strategy "s'i" is strictly dominated by her strategy "si," if "si" always does strictly better -- always yields a higher payoff for Player i -- no matter what the other people do.

用文字来描述就是,参与人i的策略s'i严格劣于si,如果si总是更好的选择,即总能给参与人i带来更高的收益,而无论其他参与人怎么选

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In comparison, top-quality malls in the U.S. have sold for yields of 4% to 5% in the past year.

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This year has been a tough one for those looking for yields, while the bond issuers have been in paradise.

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But with 10-year Treasurys yielding 1.6%, basic laws of physics start making it tough for yields to fall much more.

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