E-commerce

Bitcoin

Bitcoin, the virtual currency, has become a massive energy hog

Economics

Bitcoin, the most popular of the new digital currencies, has shot up in value in the past year, and even though you can’t hold one in your hand, bitcoins require huge amounts of energy.

credit cards

Price check: Companies could be using your data to charge you more

Technology
Employees of Snapdeal, an Indian online retailer, sort out delivery packages inside their company fulfillment center in Mumbai on October 22, 2014.

Order a phone, get a bar of soap — online shopping in India has some big growing pains

Business