Costco Wholesale is reportedly planning to hike pay for most of its US workers to over 30anhourafterunionmembersthreatenedtostrike.Theretailerwillboostpayforitstopstoreemployeesoverthenextthreeyears–increasingwagesby1 to 30.20anhourinthefirstyearandanextradollarineachofthenexttwoyears,accordingtoamemosenttoCostcostaffthisweek.Costco’spromisedpayhikealsoincludesanincreaseof50cents,to20 an hour, for low-scale employees, according to the mem ...