In most industrialized countries, renewable energy is supported by policy schemes burden of which is distributed among taxpayers and energy consumers. Renewable sources of energy face a major problem because of their intermittency and that has not been adequately reflected in the discussions of...

Services have expanded rapidly over last twenty years and they play a dominant role in advanced economies today. The economic research reflects these structural changes by increasing interest in integrating services into the traditional value chain. This study aims at creating conceptual...