Then you have a problem set, which is due on that day, your first problem set, and the problem set is up on the website.

你们到时还要交习题册，这是你们的第一次回家练习，习题册已经上传到网上了。

耶鲁公开课 - 金融市场课程节选

The basic difference is that most folks see innovation as a brainstorming approach whereby you generate solutions then find problems for them to solve verses the more successful UCD style approaches that focus on redefining the problem, first.

FORBES: How To Know Your Company Is (NOT) Ready To Innovate And What To Do About It

Why do so many economists and policy makers think that the solution to our economic woes is the very set of policies that brought on our problem in the first place?

FORBES: Since Monetary Spending Is Unequal, Who Spends Wisest?

Labour say the government have failed to get a grip on the problem in its first year in power and the situation has got worse in some parts of the country.

BBC: Housing: David Cameron vows to 'get Britain building'