由于霸权衰落，国际公共物品的霸权供给相对不足，而全球集体供给和地区供给却相应增加。

Due to the decline of hegemony, the hegemonic supply of international public goods has been relatively inadequate, while the global collective supply and regional supply have tended to increase.

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客户还可以从国际好做法、培训方案和接触活动等一系列公共物品中得到好处。

Clients also benefit from a range of public goods on international sound practices, training programs, and outreach events.

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国际制度的合法性基础在于其具有向国际社会提供公共物品的能力，能获得国际社会各行为体的赞同或同意。

The legitimacy of international institutions is based on their capability to provide public goods and to secure the assent of the actors in the international system.

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