Those who had spent their whole lives in poverty could hold an average of 8.5 items in their memory at any time.

那些一直生活在贫困中的人，记忆体的容量一直在8.5左右，而生活在中产家庭的则可以达到9.4。

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Remember that, for 2012, the IRS answered about 68% of calls to the agency and the average hold time grew to nearly 17 minutes.

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And let's say property prices appreciate an average of 3% a year over the time you hold on.

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Those who had spent their whole lives in poverty could hold an average of 8.5 items in their memory at any time.

ECONOMIST: Neuroscience and social deprivation: I am just a poor boy though my story's seldom told | The