"trickle-down hypothesis" meaning in English

{
  "etymology_text": "Attributed to humorist Will Rogers.",
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      "expansion": "trickle-down hypothesis",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "examples": [
        {
          "ref": "2013, Santosh Mehrotra, Enrique Delamonica, Eliminating Human Poverty […] , Zed Books Ltd., →ISBN:",
          "text": "The trickle-down hypothesis assumes society is composed of homogenous people with equal chances of participating in the market and finding jobs.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The idea that policies benefiting the wealthy shall ultimately benefit everybody else."
      ],
      "id": "en-trickle-down_hypothesis-en-noun-x~XQKbR1",
      "links": [
        [
          "economics",
          "economics"
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      "raw_glosses": [
        "(economics) The idea that policies benefiting the wealthy shall ultimately benefit everybody else."
      ],
      "related": [
        {
          "word": "trickle down"
        },
        {
          "word": "supply-side economics"
        },
        {
          "word": "shit rolls downhill"
        }
      ],
      "synonyms": [
        {
          "word": "trickle down hypothesis"
        }
      ],
      "topics": [
        "economics",
        "sciences"
      ],
      "wikipedia": [
        "Will Rogers"
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    }
  ],
  "word": "trickle-down hypothesis"
}

{
  "etymology_text": "Attributed to humorist Will Rogers.",
  "head_templates": [
    {
      "args": {
        "1": "?"
      },
      "expansion": "trickle-down hypothesis",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "trickle down"
    },
    {
      "word": "supply-side economics"
    },
    {
      "word": "shit rolls downhill"
    }
  ],
  "senses": [
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      "examples": [
        {
          "ref": "2013, Santosh Mehrotra, Enrique Delamonica, Eliminating Human Poverty […] , Zed Books Ltd., →ISBN:",
          "text": "The trickle-down hypothesis assumes society is composed of homogenous people with equal chances of participating in the market and finding jobs.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The idea that policies benefiting the wealthy shall ultimately benefit everybody else."
      ],
      "links": [
        [
          "economics",
          "economics"
        ]
      ],
      "raw_glosses": [
        "(economics) The idea that policies benefiting the wealthy shall ultimately benefit everybody else."
      ],
      "topics": [
        "economics",
        "sciences"
      ],
      "wikipedia": [
        "Will Rogers"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "trickle down hypothesis"
    }
  ],
  "word": "trickle-down hypothesis"
}