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Operational Transparency

Stephen Lewis   

Barclays Bank installed the world’s first successful automated teller machine to much fanfare in June 1967. Having a machine distribute cash was less expensive and more efficient than having a human teller do it. What’s more, customers could access the ATM at any hour—even when the bank was closed. It seemed like a win-win, and ATMs quickly spread around the world. Today people are three times more likely to withdraw money from an ATM than from a human teller.

A version of this article appeared in the March–April 2019 issue of Harvard Business Review.

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