"Pareto improvement" meaning in English

{
  "etymology_text": "Named after Vilfredo Pareto.",
  "forms": [
    {
      "form": "Pareto improvements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Pareto improvement"
      },
      "expansion": "Pareto improvement (plural Pareto improvements)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Economics",
          "orig": "en:Economics",
          "parents": [
            "Social sciences",
            "Sciences",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Game theory",
          "orig": "en:Game theory",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A change in the allocation of a resource to a set of individuals that is an improvement for at least one and no worse for any other."
      ],
      "id": "en-Pareto_improvement-en-noun-yZDJyO~o",
      "links": [
        [
          "game theory",
          "game theory"
        ],
        [
          "economics",
          "economics"
        ],
        [
          "allocation",
          "allocation"
        ],
        [
          "resource",
          "resource"
        ],
        [
          "individual",
          "individual"
        ],
        [
          "improvement",
          "improvement"
        ]
      ],
      "raw_glosses": [
        "(game theory, economics) A change in the allocation of a resource to a set of individuals that is an improvement for at least one and no worse for any other."
      ],
      "related": [
        {
          "word": "Kaldor-Hicks improvement"
        },
        {
          "word": "Pareto efficient"
        },
        {
          "word": "Pareto optimal"
        }
      ],
      "synonyms": [
        {
          "word": "Pareto-improvement"
        }
      ],
      "topics": [
        "computing",
        "economics",
        "engineering",
        "game-theory",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "Pareto efficiency",
        "Vilfredo Pareto"
      ]
    }
  ],
  "word": "Pareto improvement"
}

{
  "etymology_text": "Named after Vilfredo Pareto.",
  "forms": [
    {
      "form": "Pareto improvements",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "Pareto improvement"
      },
      "expansion": "Pareto improvement (plural Pareto improvements)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Kaldor-Hicks improvement"
    },
    {
      "word": "Pareto efficient"
    },
    {
      "word": "Pareto optimal"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Economics",
        "en:Game theory"
      ],
      "glosses": [
        "A change in the allocation of a resource to a set of individuals that is an improvement for at least one and no worse for any other."
      ],
      "links": [
        [
          "game theory",
          "game theory"
        ],
        [
          "economics",
          "economics"
        ],
        [
          "allocation",
          "allocation"
        ],
        [
          "resource",
          "resource"
        ],
        [
          "individual",
          "individual"
        ],
        [
          "improvement",
          "improvement"
        ]
      ],
      "raw_glosses": [
        "(game theory, economics) A change in the allocation of a resource to a set of individuals that is an improvement for at least one and no worse for any other."
      ],
      "topics": [
        "computing",
        "economics",
        "engineering",
        "game-theory",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "Pareto efficiency",
        "Vilfredo Pareto"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Pareto-improvement"
    }
  ],
  "word": "Pareto improvement"
}