With effect from April 1, 2021, post oice saving schemes will fetch interest rates as follows: Public Provident Fund (PPF) - 6.4 per cent down from 7.1 per cent earlier, National Savings Certificate (NSC) - 5.9 per cent, down from 6.8 per cent earlier, Sukanya Samriddhi Yojana (SSY) - 6.9 per cent, down from 7.6 per cent earlier. Post office time deposit rates...