Jisho

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Noun
1. public goods (i.e. goods or services such as lighthouses, military installations, etc., which are provided by government)See also 集合財
Wikipedia definition
2. Public goodIn economics, a public good is a good that is both non-excludable and non-rivalrous in that individuals can not be effectively excluded from use and where use by one individual does not reduce availability to others. Examples of public goods include fresh air, clean water, knowledge, lighthouses, open source software, radio and television broadcasts, roads, street lighting. Public goods that are available everywhere are sometimes referred to as global public goods.
Read “Public good” on English Wikipedia
Read “公共財” on Japanese Wikipedia
Read “Public good” on DBpedia

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