By Jess Jones The Daily Mirror and Daily Express publisher has said it is confident it can deliver on full year forecasts, despite falling print revenue. In a trading update for its third quarter, Reach said group revenue fell 2.5 per cent year on year, and was down 4.3 per cent overall in the nine months to September. This was largely due to a drop in print revenue, with circulation down 1.9 per cent and advertising 9.1 per cent in the third quarter, compared to the previous year. Digital revenue, however, picked up 2.5 per cent over the quarter as advertisers brought some of their spend forw…