The Guardian – If there is one sensation that every punter hates, it is the nagging suspicion of having missed something. It is the one you get when the horse you backed at 6-4 steadily drifts to 5-2 before finishing third. Did it simply run as well as it could or did the market know something you did not? I had that feeling twice in a couple of hours after the chancellor’s budget on Wednesday. It happened first when George Osborne announced an increase in the duty paid on profits from fixed-odds betting terminals in betting shops, from 20% to…