But it tends to lag behind other indicators.

VOA: standard.2010.01.29

Are there other indicators or tricks or rules of thumb that just off the top of your head come to you as useful mechanisms for doings this as well?

当然还有没有其他的,一些暗示或者说技巧,或者规则之类有用的办法呢？

哈佛公开课 - 计算机科学课程节选

from the nation's beleaguered banking sector that outshone another dose of discouraging numbers on employment,business inventories, and other economic indicators.

VOA: standard.2009.03.15

He wants other countries to follow France's example in looking at less materialistic indicators of progress.

VOA: standard.2009.09.14