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ERRATA: Paper [EndrissEtAlAAMAS2015]
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U. Endriss, R. de Haan, and S. Szeider. 
Parameterized Complexity Results for Agenda Safety in Judgment Aggregation.
Proc. 14th International Conference on Autonomous Agents and Multiagent 
Systems (AAMAS-2015), pages 127-136, IFAAMAS, May 2015.
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Propositions 7 and 8 contain mistakes. These mistakes are corrected and 
full proofs for all results are given in the following technical report:

U. Endriss, R. de Haan, and S. Szeider. 
Parameterized Complexity Results for Agenda Safety in Judgment Aggregation.
Technical Report AC-TR-16-005, Algorithms and Complexity Group,
Institute of Computer Graphics and Algorithms, TU Wien, April 2016.
http://www.ac.tuwien.ac.at/tr

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