 After the festive holiday break, retailers of all stripes are queueing to inform investors in the coming week how this key period went for them, with Tesco, Marks Spencer, JD Sports, ASOS among them. Other sector themes to look out for include updates from a handful of housebuilders, including Persimmon and Vistry; insights into travel trends via Premier Inn owner Whitbread, into omicron-related stay-at-home delivery habits from Just Eat, and into the much-mentioned staffing shortages seen in the second half last year via a pair of recruiters. 