This research employs econometric analysis on a cross section of American electricity companies in order to study the cost implications associated with unbundling the operations of integrated companies into vertically and/or horizontally separated companies. Focusing on the representative sample...

Economies of scale and scope are typically modelled and estimated using cost functions that are common to all firms in an industry irrespective of whether they specialize in a single output or produce multiple outputs. We suggest an alternative flexible technology model that does not make this...

This paper carries out an overview of the recent history of privatisation in Spain. At this point, the paper focuses on the analysis of the economic, financial and political objectives pursued by successive Spanish Administrations. It is argued that privatisation policy has been inconsistent...

This paper carries out an overview of the recent history of privatisation in Spain. At this point, the paper focuses on the analysis of the economic, financial and political objectives pursued by successive Spanish Administrations. It is argued that privatisation policy has been inconsistent...

Economies of scale and scope are typically modelled and estimated using cost functions that are common to all firms in an industry irrespective of whether they specialize in a single output or produce multiple outputs. We suggest an alternative flexible technology model that does not make this...

The need to reduce emissions of greenhouse gases has been placed in recent years. The improvement in the efficiency of use is one of the pillars of the energy policies in most countries. Particularly, in Spain, rates of energy intensity are among the highest in the European Union. With an...