HL Deb 25 March 1993 vol 544 c28WA
Earl Russell

asked Her Majesty's Government:

What change in the yield of

  1. (1) income tax,
  2. (2) national insurance contributions; would result from
  1. (a) a 1 per cent. rise in average earnings,
  2. (b) a 1 per cent. fall in average earnings.

The Earl of Caithness

Latest estimates are as follows:

Change in a full year at 1993–94 income levels from
1 per cent. rise in earnings £ million I per cent. fall in earnings £ million
Income tax 750 -740
Employee's Class 1 national insurance contributions 160 -160
Employer's national insurance contributions 240 -240

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