Recent work by Clements and Hendry have shown why forecasting systems that are in terms of differences, dVARs, can be more accurate than econometric models that include levels variables, ECMs. For example, dVAR forecasts are insulated from parameter non-constancies in the long run mean of the...

Do business cycle fluctuations leave a role and a welfare case for an active stabilization policy by means of fiscal policy instruments? We address this issue in a two-sector open economy model with price-taking firms and imperfect competition in the labour market. Fiscal policies are shown to...

The system of wage setting in the Nordic countries is often regarded as highly centralised, contributing to considerable real wage flexibility. This view has been questioned, as the sizeable wage drift may offset the effect of the central negociations. This paper presents evidence from the four...