Why companies are racing for almost-instantaneous delivery

Aired: 4/9/2015 | 0:07:49 | Clip
From the Pony Express to Federal Express, the delivery business keeps getting faster and faster. Now there's an explosion of same-day or sooner services, including the promise of home delivery by drone. But there's debate about how many customers are really interested in ultra-speedy delivery. Economics correspondent Paul Solman reports.

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