Building from the classical model, political
scientists have modified and develop the concept throughout the years. An example is
the ‘adaptive model of bureaucratic politics’ by Bendor and Moe (1984), where they
proposed a new framework built on neoclassical approaches of Niskanen (1971) and
Peltzman (1976). The distinctness of their model is the incorporation of Simon’s
(1947) behavior tradition, in addition to identifying three actors: bureaus, politicians,
and interest groups.