Building national capacities and international cooperation in these areas will be important. The world needs a big push—one that is public investment-led, based on international development cooperation, and capable of catalysing private sector investment and innovation so as to sustainably transform the energy system. It is recognized that the fulfilment of official development assistance (ODA) commitments is crucial. Innovative financing mechanisms can also make contributions to developing countries in respect of mobilization of additional resources for financing for development.