Some economists argue that powerful structural changes in the world have up ended the old economic models that were based upon the historical link between growth and inflation .
但是，话说回来，知道哪些专业能让你有好的工作机会则是很有用的。
But being aware of which majors offer big job offers and which will not is useful information to have up front .
比如很简单的在ebay上出售产品，卖家可以选择最高100%的最终销售额捐赠给他们喜爱的非营利机构。
By simply selling products on ebay sellers can elect to have up to 100 % of the final sales price donated to their favorite nonprofit .
