The U.N.Secretary-General, Ban Ki-moon is in Geneva for the opening of the World Telecom Conference.

VOA: standard.2009.10.05

So, the optimal thing to do if you live in a world like this n is to get n as large possible and you can reduce the standard deviation of the portfolio very much and there's no cost in terms of expected return.

如果现实中也这样简单的话,那么你就尽量增大,这样就能让投资组合的标准差,就会大大降低,从预期收益率的角度来看,这样做的成本是零。

耶鲁公开课 - 金融市场课程节选

And in London, the U.N.Secretary General said world leaders are not likely to agree to a new climate change pact at the December summit in Copenhagen.

VOA: standard.2009.11.04

Iran's president also defended statements he made last Monday before a U.N.conference in which he called Israel the most cruel and racist regime in the world.

VOA: standard.2009.04.26

The alarming prediction that the Himalayan glaciers are receding faster than those in any part of the world was made in a 2007 report by the U.N.'s Intergovernmental Panel on Climate Change.

VOA: standard.2010.01.23

The U.N.Fund for Population Activity and the World Health Organization are working with national ministries of health in a global campaign to end fistula that now covers more than 40 countries in Sub-Saharan Africa, Asia,and the Middle East.

VOA: standard.2009.12.23