He also strongly influenced Keith Joseph, who became Thatcher's senior advisor on economic affairs, as well as Alan Walters and Patrick Minford, two other key advisers.
On je također snažno utjecao na Keitha Josepha, koji je postao Thatcheričin viši savjetnik za ekonomske poslove, kao i Alana Waltersa i Patricka Minforda, drugu dvojicu ključnih savjetnika.