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  "doi": null,
  "retrievedAt": "2026-07-16T18:25:11.688Z",
  "createdAt": "2026-05-09T07:09:48.466Z",
  "updatedAt": "2026-05-09T07:09:48.466Z",
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    "text": "The algorithm-structure interaction hypothesis is contradicted by null results from experiments conducted within the US political context that should capture any such interaction effects."
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      "text": "Guess et al. (2023) and Nyhan et al. (2023) tested algorithmic effects on US users during the US election, the context where algorithm-structure interactions should be strongest, yet found null effects on affective polarization.",
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      "text": "Gauthier et al. (2026) tested X's algorithmic feed on US users and found no significant effect on affective polarization despite the US two-party context.",
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      "text": "González-Bailón et al. (2023) documented asymmetric ideological segregation on Facebook, but descriptive segregation patterns do not establish that this segregation causes affective polarization at the 10 percent threshold.",
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