Carnegie Hall and the New York Philharmonic have decided to call off their proposed merger. “Rumors that the deal was unraveling had been circulating in recent days after weeks of growing doubt about whether the boards of these two proud organizations would ultimately sanction the move. Lincoln Center officials said today that they were pleased to have the orchestra remain. `If you were to capture our feelings about this, they could be succinctly stated: Welcome home. All is forgiven. We have a lot to discuss.”