This paper presents two generalisations of the existing cointegration analysis literature. Firstly, the problem of efficient estimation of vector error correction models containing I(1) exogenous variables is considered and the asymptotic distributions of the log-likelihood ratio statistics for...

We provide strong evidence that there are significant human resource constraints which limit the scale and, hence, the scope and potential effectiveness of electricity/energy regulatory agencies in developing countries. We summarise the key findings in our earlier Domah, Pollitt and Stern paper...

On both sides of the Atlantic the regulation of gas transmission networks has undergone major changes since the early 1990’s. Whereas in the US the long-standing regime of cost-plus regulation was complemented by increasing pipe-to-pipe competition, most European countries moved towards...

This paper argues that uncertain or random voter turnout plays a key role in mediating conflicts of interest between voters and politicians on the one hand and heterogenous groups of voters on the other. Random voter turnout creates an incentive for politicians to seek con- sensus because it is...

Does local democracy help or hinder the solution of collective action problems? We study this question in the context of public spending on health-related urban amenities in a panel of 75 municipal boroughs in England and Wales in 1868, 1871 and 1886. We .nd evidence of a U-shaped relationship...