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keyword

principle of externalities

Monthly search volume and cost-per-click data for "principle of externalities" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=principle+of+externalities&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-26 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
externalities 12,100 $0 8/20
externality 12,100 $0 8/20
externalities meaning 5,400 $0 7/20
externality definition 5,400 $0 7/20
externalities economics 1,900 $0 9/20
externalities economics definition 1,300 $0 8/20
externalities examples 1,300 $0 8/20
externality examples 1,300 $0 8/20
negative externalities 1,300 $0 8/20
what are negative externalities 1,300 $0 8/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=principle+of+externalities&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt