AdvertisementBillionaire Ken Griffin cautioned the incoming Trump administration from adopting extreme policies. Speaking in New York Thursday, Griffin lauded the work of immigrants and warned against cutting taxes. AdvertisementGriffin's plea to Marc RowanGriffin is not the first Wall Street leader to push for a more moderate immigration and tax policy approach. AdvertisementRoman said that tax cuts and tariffs will increase the government deficit, leaving the Trump administration with less room for error in choosing policies. In a Reuters article two days after the election, an unnamed Wall Street leader hoped Trump's aides would rein in extreme policies that could increase the deficit.

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Persons: Ken Griffin, Griffin, Marc Rowan, Donald Trump, I'm, Peng Zhao, Marc Rowan Griffin, Manny Roman, Bloomberg's Erik Schatzker, Trump, Trump's, Rowan Organizations: Trump, Treasury, Billionaire Citadel, Republican Party, Economic, of New, Citadel Securities, Reuters Locations: New York, of New York, American, Illinois, California, Florida