A neoliberal free marketeer , he influenced the policies of Margaret Thatcher .
Seldon was also involved in the famous Orpington by - election in 1962 , in which the Liberal Party gained the seat from the Conservative Party and weakened the confidence of the Macmillan administration .
A neoliberal free marketeer , Seldon influenced the policies of Margaret Thatcher .
Seldon was also involved in the famous Orpington by - election in 1962 , in which the Liberal Party gained the seat from the Conservative Party and weakened the confidence of the Macmillan administration .