WHO | 1. Global Public Goods and Health: concepts and issues - 8 views
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That is, the benefits, once the good is provided, cannot be restricted and are therefore available to all (i.e. non-excludable), and consumption by one individual does not limit consumption of that same good by others (i.e. non-rival in consumption).
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non-excludable: benefits of good available to allnon-rival in consumption:consumption by one person does not prevent consumption by others (e.g. a lighthouse, street lighting, clean air...)