A smartphone in India cost more than $200 just two years ago. Now you can get a decent phone for nothing but a refundable deposit of $23. Data packages are cheap, and a startup company even throws in free voice calls for life.
For this, consumers can thank Mukesh Ambani, a 61-year-old petrochemicals titan who is the country’s richest man. From his perch overseeing Reliance Industries Ltd., one of India’s largest conglomerates, Ambani has plowed more than $38 billion into his wireless entry, Reliance Jio Infocomm Ltd.
It’s a classic business disruption. Jio has quickly garnered 14 per cent of

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