Bloomberg The Trump administration widened its dragnet on Chinese companies barred from selling to the US or buying components from American firms in a push to slow China’s technological advances. After crippling Huawei Technologies Co, the administration followed up by threatening to cut off US compone- nts or software to five Chinese video surveillance firms. But the plan might backfire, …

Bloomberg US antitrust officials are investigating potentially anti-competitive practices in the residential real estate brokerage business, with a focus on compensation to brokers and restrictions on their access to listings. The probe was detailed in a civil investigative demand, which is akin to a subpoena, issued by the Justice Department to CoreLogic Inc., which provides real estate data to government …

Bloomberg Amazon.com Inc is developing a voice-activated wearable device that can recognise human emotions. The wrist-worn gadget is described as a health and wellness product in internal documents reviewed by Bloomberg. It’s a collaboration between Lab126, the hardware development group behind Amazon’s Fire phone and Echo smart speaker, and the Alexa voice software team. Designed to work with a smartphone …