This thesis consists of three essays, discussing three different but connected problems on decision making under uncertainty in electricpower systems.The first essay uses a system model to examine how various factors affect the market price of electricity, and decomposes the price...

In todays rapidly changing global world, the sustainability of an organization depends not only upon its financial performance, but also upon its environmental and social performance. It is suggested that policy makers, and corporate and engineering managers integrate economic, environmental and...

The purpose of this dissertation is to develop an instrument to measure the quality, quality changes and the efficiency of a service system with dependency loops on an ongoing basis in order to provide timely feedback for decision-makers and to set the basis for a continuous improvement cycle....

Industry leaders in todays global market strive for continuous improvement in order to remain competitive. One method used by firms for cutting costs and improving efficiency is Design for Supply Chain (DFSC). The objective of this methodology is to design the supply chain in parallel to...

Since 1990 many countries have started a deregulation process in the electricity wholesale market with a view to gaining in efficiency, lowering prices and encouraging investments. In most of the markets these objectives have been accomplished, but at the same time, prices have shown high...