In this paper a method is developed to derive prices for natural goods from information about material and energy flows within ecosystems. The derivation is based on an analogy between ecological and economic systems: both systems are characterized by flows of material and energy. To derive...

This is the annual activity report of the Authorising Officer for the year 2011. The report describes Eurofound's activities, particularly its research and information and communication programmes, in relation to the objectives set in the Work Programme 2011.

Porter Hypothesis states that environmental regulation may lead to win-win opportunities, that is, improve the productivity and reduce the undesirable output simultaneously. Based on directional distance function, this paper proposes a novel dynamic activity analysis model to forecast the...