Robert Frank: Today’s question was posed by my former student Karim Abdallah. “Why,” he asked, “does a light come on when you open the refrigerator but not when you open the freezer?” The cost-benefit ...
Everyday life is full of strangeness. Why do you drive on a parkway and park on a driveway? Why does the 24-hour convenience store have a lock on the door? Why does the refrigerator have a light and ...
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