Self-driving car hardware is 'quite expensive,' Andrew Macdonald says at Web Summit, but Uber still plans to 'feather in' autonomous vehicles alongside human drivers.

Uber Technologies Inc. plans to deploy at least 20,000 autonomous taxis through two new partnerships that it announced today. Lucid Group Inc., a Nasdaq-traded automaker, will build the vehicles.

Electric vehicle manufacturer Lucid (NASDAQ:LCID) is set to announce second quarter earnings results on Tuesday and investors will watch out for the company’s plans to ramp up marketing and R&D ...