China has birthed some pretty impressive billion-dollar startups. Bytedance Inc.’s TikTok is so hip it makes Snap Inc. look like it’s for your parents. Sensetime Group Ltd. and Beijing Megvii Co. are masters of creepily powerful AI used in facial recognition and surveillance. Even in boring old hardware, Bitmain Technologies Ltd. has a niche in bitcoin; SZ DJI Technology Co. ...

It may be a cliche, but it’s true that the stock market isn’t the economy. Values fluctuate based on a seemingly infinite number of variables, from the real (earnings) to the intangible (sentiment). So even though US equities are near all-time highs, that isn’t necessarily a sign that all is well with corporate America. One sign that executives may not ...

President Donald Trump’s efforts to rein in prescription drug prices aren’t going very well. His attempts to erode the Affordable Care Act are going just fine. A federal judge upheld an administration rule that expands the availability of short-term health-insurance plans that don’t have to abide by Obamacare regulations.The ruling is excellent news for companies that sell those plans; they’ll ...