Suppose a DAC donor earmarks $1 billion of taxpayers’ money for official development assistance (ODA). The donor may use two instruments as an outright grant or in combination with a market loan to produce a concessional loan of $2 billion with a percentage grant element of 50 per cent. Many...

• Early climate-related actions should be those with a high local economic and/or environmental payoff per unit of impact on greenhouse gases. • Energy, transport and natural resource management policies can often be better designed to realise greenhouse gas reductions at little or no...