In his landmark book presidential power: the politics of leadership, neustadt argued that the president's most fundamental power is the

According to Richard Neustadt landmark book,"Presidential Power" he argued that the president's most fundamental power is the power to persuade. He said "Effective influence for the man in the White House stems from three related sources: first are the bargaining advantages inherent in his job with which to persuade other men that what he wants of them is what their own responsibilities require them to do. Second are the expectations of those other men regarding his ability and will to use the various advantages they think he has. Third are those men's estimates of how his public views him and how their publics may view them if they do what he wants."