Governments are committed to reducing the regulatory burden on business and individuals, while at the same time transferring many tasks from bureaucrats. One such example is tax compliance where self-assessment (SA) has raised concerns that such transfers may place a particularly heavy burden on...

This paper examines the efficiency gains yielded from estimating multiple equation cointegrated systems as compared to their single equation counterparts. In particular, this paper is concerned with the ability of utilizing the cointegrating information to improve forecasting performance....