Most advanced countries of the world today have a corporate profits tax rate for large corporations of about a third.

现在世界上大多数的发达国家,都征收企业所得税,对大企业来说税率大概是三分之一

耶鲁公开课 - 金融市场课程节选

Is the probably illiteracy confined to third-world developing countries?

是否文盲只在,第三世界的发展中国家存在呢？

麻省理工公开课 - 媒体、教育、市场课程节选