The paper demonstrates that the concepts of dynamic controllability are useful for the theory of economic policy by establishing four propositions. First dynamic controllability is a central concept in stabilization policy. Second, the ability to achieve a target state, even if it cannot be...

This paper explores some implications of the use of national currencies as international reserves. First, a closed economy overlapping-generations model is developed to derive time-consistent tax and inflation policies for a government that is financing a given stream of expenditures. Second,...

This note again refutes Kuska's proposition that equality between the demand for and supply of money ("money market equilibrium") implies equilibriumin the balance of payments.Indeed, under a regime of fixed exchange rates it is precisely the balance of payments deficit or surplus that...

The paper provides a theoretical framework for analyzing policy formation among independent authorities operating in an interdependent environment. This is then applied to the analysis of optimal monetary policy in a stochastic two-country model with rational expectations. The main conclusions...