City AM profiles the Free Enterprise Group’s new paper, ‘Motivating the Middle’, arguing for the cut of 40p tax for those earning kess than £50,000 a year to motivate ‘middle income earners because that’s the engine of growth,” argues chairman of the Group Kwasi Kwarteng. Mr Kwarteng believes over-taxation can prove as a disincentive for middle class workers in the long run, slowing growth.