They also say wealthy nations did not offer enough money and technology to help poor countries deal with climate change.

VOA: special.2009.12.26

With electronic technology, it's becoming more economical to offer sophisticated financial services to everyone.

由于电子技术,尖端的金融服务,对每个人来说,更为经济

耶鲁公开课 - 金融市场课程节选