HC Deb 14 November 1967 vol 754 c64W
44. Mr. Higgins

asked the Chancellor of the Exchequer whether, in the light of the analysis carried out by Dr. Balopoulos, details of which have been sent to him, he will review the techniques at present employed by the Treasury to estimate the effects of tax changes on Government revenue.

Mr. Harold Lever

The Treasury and the Revenue Departments are continually reviewing and improving the techniques they employ to estimate the effects of tax changes on Government revenue, in the light of new developments in analytical methods.