事实上，很多中低收入国家很容易受到商品价格波动、金融系统缺陷、世界市场需求低迷、外部融资、海外发展援助和投资短缺的影响。
Indeed, many of these countries remain vulnerable to volatile commodity prices, financial-system weaknesses, depressed demand from world markets, and shortfalls in external finance, overseas development assistance, and investment.