§ Mr. Newtonasked the Chancellor of the Exchequer (1) if he will publish in theOfficial Report for each financial year 1973–74 to 1976–77 (a) a figure for actual or estimated average weekly earnings for an adult male manual worker, (b) the amount of tax payable on such a level
Year Earnings* Tax payable by married man with two children not over 11 Residual net income† Real purchasing power‡ £ £ £ £ Average earnings 1973–74 … 38.1 5.27 33.73 33.73 1974–75 … 43.6 6.48 38.02 33.01 1975–76 … 55.7 10.71 46.49 33.18 1976–77 … 65.6 12.49 54.61 32.78 Twice average earnings 1973–74 … 76.2 16.70 60.40 60.40 1974–75 … 87.2 20.87 67.23 58.38 1975–76 … 111.4 30.21 82.69 59.01 1976–77 … 131.2 35.71 96.99 58.21 Three times average earnings 1973–74 … 114.3 28.13 87.07 87.07 1974–75 … 130.8 36.80 94.90 82.40 1975–76 … 167.1 56.47 112.13 80.02 1976–77 … 196.8 68.41 129.89 77.96 * Average earnings have been taken as the New Earnings Survey estimates of the average weekly earnings of full-time adult male manual workers at April of each year, except for 1976–77 where the New Earnings Survey estimate for April 1975, the latest available, has been updated to April 1976 by the index of average earnings. † Residual net income includes family allowances, and the calculations take account of tax on family allowance and clawback. ‡ Based on annual increases in the general index of retail prices from April 1973.