With only one observation per country, it is impossible to control for unobserved heterogeneity across countries.
由于每个国家只有一个观测结果，因此不可能控制各国间未观察到的异质性。
Miners should spread their risks across countries as well as minerals.
矿业公司应该通过多矿种经营、多国经营来分散风险。
That score works across countries and cultures, and has unambiguous results.
这次评分跨越了不同的国家和文化，成果显著。
As the report reveals, health problems in women vary considerably across countries and regions.
如报告所揭示，各国和各区域的妇女健康问题差异极大。
The following year, delegates from 22 nations met in Washington to coordinate times across countries.
第二年，来自22个国家的代表就协调时间在华盛顿会面。
We need more core data across countries and time periods on health, education, infrastructure, and gender.
我们需要覆盖更多国家、更多时间序列的卫生、教育、基础设施和性别的核心数据。
Additionally, there is the problem of contagion - across markets, across institutions and across countries.
此外，存在蔓延的问题——在各市场、各机构和各国家蔓延。
Deposit insurance coverage of foreign branches and subsidiaries of Banks can vary considerably across countries.
外国银行的分公司和子公司的存款保险覆盖面，各国可能有很大差别。
Economists have been trying to make sense of the results across individuals, across countries and across the years.
经济学家曾试图通过对不同个体、不同国家、不同时代的人做调查，以找出其中的意义。
If, however, the quality of the harvest varies across countries, so will the ability to keep food prices under check.
然而，如果在不同收获质量国家之间，能够有能力把粮食价格控制。
When examined across countries, Gallup research has found no relationship between unemployment rates and GDP per capita.
盖洛普研究发现，失业率和一国的人均GDP高低没有关系。
Now it is very possible that they will spread across countries and continents within days, thereby sustaining the outbreak.
现在，它们很可能在几天内传遍各国和各大陆，从而支持了大流行。
Economists think they can explain changes in saving behaviour over time and across countries without reference to cultural norms.
经济学家认为，他们不用参考文化习性就能够解释各个国家与各个时代的储蓄行为变化。
To examine how health aid is spent and channelled, including the distribution of resources across countries and between subsectors.
调查医疗援助的使用和流向，其中包括资源在各个国家和子行业间的分配。
And there are some subtle and very interesting differences across countries and across people, but there's also deep universals.
有一些细微，有趣的不同，不同的国家和民族，但也有极大的全球统一性。
The availability of medicines for both acute and chronic conditions was suboptimal across countries, particularly in the public sector.
急性和慢性病药品的可获得性在各个国家均处于次优水平,特别是在公立部门。
Such estimates will, however, vary considerably across countries depending on several factors, including the structure of the workforce.
不过，这种估计在国家之间存在显著差异，这取决于包括劳动力结构在内的数个因素。
A ferocious monetary squeeze and competition across countries for limited gold reserves followed and contributed to the Great Depression.
紧随其后，严重的货币紧缩和国家间对有限的黄金储备激烈竞争促进了大萧条。
If harvests across countries are reasonably good, there should be an easing of price pressure across the region and, consequently, globally as well.
如果产量得到满足，整个国家都相当不错，应该有一个缓和的价格压力，整个地区，甚至全球范围内。
But extensive study by economists has found little correlation, in either direction, between inequality and economic growth rates across countries.
但是经济学家的大量研究已经发现，各国的不平等程度和经济增长率之间没有任何关联性，不论是正向还是反向。
They also say the importance of avoiding superficial comparisons and "elevator economics" that stress small differences over time and across countries.
他们还强调了避免表面比较和“升降机经济学”(elevator economics)的重要性，“升降机经济学”强调不同时间和不同国家间的微小差异。
Prospective cohort studies have shown no differences in effectiveness or acceptability between home-based and clinic-based medical abortion across countries.
前瞻性群组研究并未显示各个国家以家为基础和以诊所为基础的药物流产在有效性或可接受性方面的差异。
There seems to be an "inverse U-shaped relationship" between hours worked and self-reported well-being, although the precise figures differ across countries.
虽然在不同国家之间得到的精确调查数据有所不同，但在工作时长和自我的幸福感之间似乎有一个“反U型关系”。
Other things being equal (such as roughly similar real interestrates across countries) nominal interest rates should be higher incountries with higher inflation rates.
在其他条件(比如相关真实利率)保持不变情况下，名义利率在高通胀国应更高。
There has not been a consensus with respect to lender of last resort (LOLR) across countries, whether in central banking legislation or in central banks practices.
迄今为止无论是在中央银行立法还是在中央银行的具体操作上各国对于最后贷款人制度尚未形成统一的做法。
Trends emerged across countries in terms of what was most important to them. Well-being was most related to environment for Japan, Turkey, China, Italy and Poland.
哪类因素对工作幸福感最重要？不同的国家有不同的倾向。在日本、土耳其、中国、意大利和波兰这些国家中，环境因素与工作幸福感的联系最为密切。
The index links the results of subjective life-satisfaction surveys - how happy people say they are - to objective determinants of quality of life across countries.
该研究的指标将对主观生活满意度的调查结果（即人们自称有多幸福）和各国生活质量的客观决定因素结合起来。
They will entail a longer, slower process of recovery, with a very different pattern of future growth across countries than we have seen in the past several recoveries.
他们将需要更长的、较慢的复苏过程，在各国以一种不同以往的未来增长模式。
They will entail a longer, slower process of recovery, with a very different pattern of future growth across countries than we have seen in the past several recoveries.
他们将需要更长的、较慢的复苏过程，在各国以一种不同以往的未来增长模式。
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