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  "formats": "Każda podstrona ma dwie wersje z tymi samymi danymi: JSON (adres strony + .json) i markdown (adres strony + .md). Do każdego `url` w tym dokumencie można dopisać .json albo .md.",
  "title": "Activity rules of economic man in society as the source of legal norms",
  "subtitle": null,
  "slug": "activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms",
  "url": "https://www.kolczanksiazek.pl/pawel-chmielnicki/activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms",
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  "markdown": "https://www.kolczanksiazek.pl/pawel-chmielnicki/activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms.md",
  "authors": [
    {
      "name": "Paweł Chmielnicki",
      "slug": "pawel-chmielnicki",
      "url": "https://www.kolczanksiazek.pl/pawel-chmielnicki"
    },
    {
      "name": "Anna Dybała",
      "slug": "anna-dybala",
      "url": "https://www.kolczanksiazek.pl/anna-dybala"
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    {
      "name": "Michał Stachura",
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      "url": "https://www.kolczanksiazek.pl/michal-stachura"
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  "language": "pl_PL",
  "original_title": null,
  "original_language": null,
  "first_published": "2010-01-01",
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  "cover": "https://quivercdn.com/covers/lexisnexis/pawel-chmielnicki/activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms_978-83-7620-438-3-519b880c.webp?v=2026-09-06%2021%3A44%3A14",
  "description": "The book describes the reasons for the correlation between changes in the number of universally valid legal acts introduced and changes in the national economy. This book is addressed mainly to people interested in institutional economics, the theory of law and the sociology.",
  "editions": [
    {
      "title": "Activity rules of economic man in society as the source of legal norms",
      "subtitle": null,
      "url": "https://www.kolczanksiazek.pl/pawel-chmielnicki/activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms/9788376204383",
      "publisher": "LexisNexis",
      "publisher_series": [],
      "translators": [],
      "medium": "paper",
      "duration_seconds": null,
      "narrators": [],
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      "cover_artists": [],
      "isbn": "978-83-7620-438-3",
      "pages": 296,
      "published": "2010-01-01",
      "language": "pl_PL",
      "cover": "https://quivercdn.com/covers/lexisnexis/pawel-chmielnicki/activity-rules-of-economic-man-in-society-as-the-source-of-legal-norms_978-83-7620-438-3-519b880c.webp?v=2026-09-06%2021%3A44%3A14"
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}