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ERRATA: Paper [EndrissEtAlJAIR2020]
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U. Endriss, R. de Haan, J. Lang, and M. Slavkovik.
The Complexity Landscape of Outcome Determination in Judgment Aggregation.
Journal of Artificial Intelligence Research, 69:687-731, 2020. 
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In each of the five boxed definitions of decision and search problems on
pages 694-696, the set of judgment profiles should have been given as
\mathcal{J}(\Phi,\Gamma_{in})^+ rather than \mathcal{J}(\Phi,\Gamma_{in}).
That is, the + in the superscript is missing.

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