§ Mr. Lawsonasked the Chancellor of the Exchequer if he will publish a table showing the real value of the tax threshold as an index number, in each of the five years 1973–74 to 1977–78 inclusive,
Tax threshold Year … Single person Married couple Married couple, 2 children under 11 Married couple, 2 children under 11, 2 children aged 11–16 1973–74 … 100.0 100.0 100.0 100.0 1974–75 … 89.0 94.6 98.4 100.7 1975–76 … 77.2 83.9 84.5 85.0 1976–77 … 72.9 82.7 86.5 88.6 1977–78 … 82.1 97.1 90.5 88.8 The figures relate to total income—including earnings, family allowance or child benefit—which could be received before tax liability was incurred.