Collective agreements have played a central role in the system of wage formation in Norway for more than fifty years. Although the degree of coordination achieved has been variable, pattern wage bargaining has been a mainstay of the system. We investigate the degree of invariance in wage...

We propose in this paper a likelihood-based framework forcointegration analysis in panels of a fixed number of vector errorcorrection models. Maximum likelihood estimators of thecointegrating vectors are constructed using iterated GeneralizedMethod of Moments estimators. Using these estimators...