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https://www.politico.eu/article/jean-claude-juncker-ukraine-corruption-eu-accession/
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http://www.etui.org/Publications2/Working-Papers/Why-central-and-eastern-Europe-needs-a-pay-rise
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https://www.swp-berlin.org/publikation/majority-voting-on-foreign-policy-decisions-a-transitional-approach-needs-parliamentary-oversight