Outlined in Box 1, these principles are based on the expectation that effective national and international processes will enable effective outcomes. The Paris Declaration commitments were subsequently deepened by the Accra Agenda for Action endorsed in 2008 (see Annex A), which called on donors and partner countries to step up the implementation of the aid effectiveness principles. In particular, climate finance was outlined as a priority for effective international development, to “continue to support national climate change policy and planning as an integral part of developing countries’ overall national development plans, and ensure that - where appropriate - these measures are financed, delivered and monitored through developing countries’ systems in a transparent manner” (OECD, 2011b).