例如，如果某个区域的停车收入下降，那么其直接因素是什么呢？
For example, if parking revenues are down in a particular area, what could contributing factors be?
如果家庭并没有更多地储蓄，为什么在GDP中的消费支出份额下降了呢？
If households are not saving more, why has consumer spending declined as a share of GDP?
在出版业和广播业就业下降的情况下，记者就业的人数是如何上升的呢？
How can the number of employed journalists rise, given that employment in the publishing and broadcasting industries has fallen?
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