Kostas Theologou

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The purpose of this paper is to analyze in terms of security the complexity of European Air Transport after the 2001 terrorist attack, taking into account Total Factor Productivity (T.F.P.) change. Our approach regards European Air Transport as a complex system of airplanes, airports and control. The investigation is based on recent data from the Amadeus(More)
The considerable increases in greenhouse gases emissions and the subsequent climate changes are directly associated with the current rates of economic growth. As a result, the increasing environmental problems should result in an effort to accurately measure and control climate changes. In the present paper, we propose a theoretical inter-industry model for(More)
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