Beijing is wagering that its crackdown on the former British colony won’t undermine foreign-investment flows, as business with the mainland flourishes. “I don’t think it means the death of Hong Kong, but it makes for a very different Hong Kong than the one we’ve known.” Read...

Investors bid up shares of Twitter after the company said user growth soared in the second quarter, but that very growth could compound risks for an already vulnerable platform. Read More WSJ.com: Markets...