National debt (scheme for reduction). Returns showing the action of a scheme for the reduction of the national debt by the annual conversion of permanent annuities into a ten years' annuity of Đ.500,000; the rate of interest being assumed at Đ.3 per cent., and the purchase of Đ.3 per cent. funded debt at par; and, showing the increased annual charge, and consequent reduction of debt, resulting from the operation of the scheme [electronic resource].