Demographic changes including an ageing population and rising emigration from Britain lie behind the fall in the number of UK-born people in work, rather than the arrival of new migrants, according to research published yesterday.The conclusion from a study of the economic impact of migration by the left-of-centre thinktank the Institute of Public Policy Research throws new light on the debate over Gordon Brown’s promise to create “British jobs for British workers” and the introduction of a new points-based immigration system from April.
