Where S is savings, I investment spending, and r the interest rate.

图中S表示储蓄，I表示投资支出，r表示利率。

The factors which are likely to influence investment spending do not stop here.

可能影响投资开支的因素并不止这些。

Durable - goods orders suggest investment spending may be recovering from its recent funk.

耐用品订单暗示投资开销可能将会从最近的低谷中恢复.

Similarly, firms have constrained investment spending while maintaining high cash balances.

同样，工厂已限制了投资支出，保持了高的现金盈余。

By selling more to other countries and spending more of our own income on U.S.-produced goods, we could get to full employment without a boom in either consumption or investment spending.

把更多的美国产品销往国外，美国人自己更多地购买美国产品，这样做的话，不必大量刺激消费，也不必大量投资，我们就能完全解决就业问题。