Colorado’s economic turnaround has a long way to go but appears to be well ahead of schedule, state budget analysts say. In a quarterly presentation at the Capitol, economists working for the legislature and the governor’s office shared an encouraging update Friday: sales tax and income tax collections were stronger in recent months than they previously projected, and state budget writers may have significantly more money to spend this year than they feared at the onset of the pandemic. The analysts also stressed, however, that much remains unknown.