Contents: Foreword / Geoff Harcourt -- Introduction: The role of government / Nikolaos Karagiannis and John E. King -- Part I: Philosophical and theoretical aspects -- 1. Policy and state in complexity economics / Wolfram Elsner -- 2. State and public sector: key economic and...

The problem of coordination between policymakers seems to have created fundamental problems related to economic and social costs, targeted inflation, potential growth, and a high budget deficit. To resolve these problems in this framework, it is important to see the results of the interaction...

In this paper we consider a number of key issues related to the policy coordination in a monetary union that has been recently discussed in the literature. To this end we propose a multi-country New-Keynesian model of a monetary union cast in the framework of linear quadratic differential games....

This paper extends the concept of discretionary equilibrium for linear-quadratic models with rational expectations by allowing for linear non-Markovian strategies of the policy-maker and the other agents in the economy. Applying this concept to the standard New Keynesian framework, we show that...