Sprint formally lodged its objection to the merger between rival US operators AT&T and T-Mobile yesterday, claiming the tie-up would reduce competition and harm both consumers and the US economy. “The wireless industry has sparked unprecedented levels of competition, innovation, job creation and investment for the American economy, all of which could be undone by this transaction,â€Â said the operator in a statement. The wireless industry has sparked unprecedented levels of competition, innovation, job creation and investment for the American economy, all of which could be undone by this transaction,â€Â said the operator in a statement.