Thus public sector enterprises have exhibited continued and steady improvement in their commercial functioning since the early 1990s. Consequently, since 2003-04 onwards, total public savings have turned positive again. The savings rate of the overall public sector improved from (-) 0.6 per cent of GDP in 2002-03 to 3.2 per cent of GDP in 2006-07.
Recently, there are proposals in academic and international forums that central banks should also utilize new technology and issue digital currencies which could be used as alternatives to banknotes. Some central banks are now seriously considering whether they should issue such digital currencies.