Explain the fundamental causesof inertia
The fundamental causes of such 'inertia' which are reflected in, besides other factors, in inaction and delays. The theory must also be able to explain how these factors can be manipulated by policy instruments. So, we need a theory which should be able to explain why policy makers have been sticky to certain policy base and how can the policy makers be induced to make policies which intervene in their own actions and behaviours which can make changes in their own policy bases. "We lack, as Mukherjee and Ray (1999), write, good economic theory that actually identified the "stickiness" of equilibria.