§ 60. Sir D. Rentonasked the Secretary of State for Social Services how many years he estimates it will take for the population of the United Kingdom to double in size assuming the continuance of the present net reproduction rate and of present trends of emigration and immigration.
§ Mr. CrossmanPossible developments in mortality and fertility patterns and net migration as we look into the 21st century are such that it is of doubtful value to base a projection on the assumption that current levels are maintained.