But most of these measures do not cost money, and, as the MDGs have shown, setting targets can be used to mobilize action from rich-country governments. If the international community is going to invest in a bold new public-relations initiative, it might as well focus on areas where the potential payoffs are the greatest.
制定这样的新目标绝非易事。发达国家必然会抵制新承诺。但这些措施大多并不需要金钱，MDG也表明，设定小目标可以用于动员发达国家政府的行动。如果国际社会欲投资雄心勃勃的新公关计划，那么把目光集中在潜在收益比最高的领域是不错的选择。