The 7 biggest unicorns you've likely never heard of

GUEST: When Aileen Lee first coined the term “unicorn” in 2013 to describe startups valued at over $1 billion, there were only 39 of them. There are currently about 215 of them, many of which hail from emerging markets. For instance, China is home to two of the highest valued unicorns: Didi Chuxing and Xiaomi. And […]