The reports have also addressed public-private partnerships; support for small and medium-sized enterprises; integrating green innovation in national innovation strategies; and establishing eco-innovation clusters to foster cooperation among government, business and academics. Besides action on the supply and demand sides, improved governance mechanisms and broad stakeholder engagement will be needed to facilitate systemic innovation. More generally, adopting a systemic approach bringing together policy domains that are often kept separate, such as economic (including innovation) policy, environmental and social policies, will also be important.