the gnomes of Zurich
US /ðə noʊmz əv ˈzʊrɪk/
UK /ðə noʊmz əv ˈzʊrɪk/

1.
a derogatory term for Swiss bankers, implying that they are secretive and powerful, controlling international finance from behind the scenes
:
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The government's financial decisions were rumored to be influenced by the Gnomes of Zurich.
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Many conspiracy theories involve the shadowy influence of the Gnomes of Zurich.