Olga Kharif
Stories by Olga Kharif
Groupon buys LivingSocial, deal site once valued at $6b
Groupon Inc. agreed to buy LivingSocial Inc., absorbing an old rival in the once-fierce war between companies offering daily deals via e-mail.
Microsoft strikes partnership with banks on blockchain technology
Microsoft and R3, a consortium of 43 financial institutions, have formed a strategic partnership to accelerate the use of the blockchain technologies
