The US markets seesawed throughout the midweek session before closing the day in positive territory as investors assessed fresh economic data showing consumer prices rose at their fastest pace in 40-years, at 7% last month, which was in line with expectations. Nio shares jumped 5.5% on Wednesday after the China-based EV manufacturer?s communications chief announced via a post on WeChat that the average sales price across Nio?s three current models in December was 69,700 US dollars. A spotlight on Jefferies as the US-based multinational investment bank and financial services company tanked almost 10% on Wednesday following the release of fourth quarter results that fell short of market expectations for revenue and earnings per share. Microsoft has launched a Walkie Talkie feature of its Microsoft Teams system available to all users, turning a smart device into a Walkie Talkie.