sentences:  However, both sides emphasise the tentative nature of the talks, while "The Economist" magazine noted, "If anything, Bharti would be marrying up," as MTN has more subscribers, higher revenues and broader geographic coverage.However, the talks fell apart as MTN Group tried to reverse the negotiations by making Bharti almost a subsidiary of the new company.In May 2009, Bharti Airtel again confirmed that it was in talks with MTN and the companies agreed to discuss the potential transaction exclusively by 31 July 2009.