Suppose we were to graph a household's consumer spending as a function of cash-on-hand, which equals current income plus liquid assets, holding constant expected future income.

假设未来预期收入保持不变，画一个以家庭消费与库存现金的函数图---库存现金等于目前的收入加上流动资产。

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In that sense, Internet use is like a periscope: When users age 50-plus put theirs up, researchers have found, they're looking both backward and forward, toward the past and the future.

在这个意义上，互联网的使用像潜望镜：当使用者年龄50余岁时，研究人员已经发现，他们也在向后和向前的寻找，面向过去和未来。

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Plus, far-future gender politics and teenagers with machine guns in a shopping mall.

再说，那些发生在遥远未来的性别政策和商场里拿着机关枪的年轻人。

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So if gets approved, the drug will get extra protection from competition, plus the company will get a research tax credit off future profits.

FORBES: Helping Blind Patients To Sleep

But FEMA is releasing seven advisories for rebuilding and minimizing future flood damage for new construction, plus a fact sheet about cleaning and drying buildings.

WSJ: Hurricanes offer similar lessons for builders

But at least the exposure of the past may help to bring a better future for Guatemala's 40%-plus Mayan population.

ECONOMIST: Guatemala: Pending justice | The