During recent international climate negotiations like in Paris 2015, the European Union agreed to reduce the emissions of greenhouse gases. Policy-makers target the residential sector as a major user of fossil energy because potential to improve the energy efficiency in existing houses is...

Policies for stimulating technological development and innovation in small and medium-sized enterprises can be divided into three groups. Supply-side policies aim at increasing firms' incentives to invest in innovation by reducing costs. Demand-side policies are public actions to induce...

Replacing conventional vehicles by electric vehicles (EVs) and increasing the use of carsharing are two strategies to reduce the environmental impact of car driving. However such a societal transition towards the use of more sustainable modes of transport will strongly depend on citizens'...