§ Mr. Ridley
asked the Chancellor of the Exchequer what has been the increase in productivity since October 1964 to the nearest convenient date.
§ Mr. MacDermot
Gross domestic product at constant prices per head of the employed labour force is estimated to have risen by about 2½ per cent. between the third quarter of 1964 and the third quarter of 1966 (the latest period for which figures are available).