Cashing out?

• Position: Money - Paper money - Brief article

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You can't use paper currency online or to buy snacks on most planes, and more people are using PayPal or credit cards for even small purchases. That means lower demand for paper money, and the Treasury Department is responding by printing less of it: Last year, the number of $1 and $5 bills rolling off its presses in Fort Worth, Texas, fell to a 30-year low, with no $10 bills printed at all. But don't expect cash to disappear anytime soon. A third of small businesses still don't take plastic, and cash still comes in handy for everything from paying babysitters to tipping. And despite...