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In Group Decision Making is difficult that all experts have the same knowledge over the problem. In this contribution we shall focus in Group Decision Making problems in which the experts can express their knowledge over the alternatives using different types of information that will be called Heterogeneous Information. The aim of this contribution is to develop an aggregation process able to m...

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Many innovative techniques and large policy measures have been introduced to reduce energy consumption. Despite the high ambitions and societal pressures, the adoption rate of energy measures is still low. Using adoption theories this paper provides a framework to analyse the adoption process of energy saving techniques in building processes. The stakeholders in the adoption process of energy m...