mumbai, July 18 -- In the face of decadal-low savings rates, state-run banks are hoping that dropping charges for not maintaining a minimum balance will help hold customers' interest in bank deposits. The decision, said two bankers close to the matter, follows a regulatory push to address customer grievances, as well as internal surveys that estimated limited revenue loss if such minimum balances are not maintained. "The Reserve Bank of India wanted us to look into complaints, and this was one of the major areas. We therefore decided to stop minimum balance charges," said the first of the two bankers, both of whom spoke on the condition of anonymity. The second banker said state-owned lenders had conducted internal studies showing they coul...