Keynesian
[ keyn-zee-uh n ]
/ ˈkeɪn zi ən /
adjective
of or relating to the economic theories, doctrines, or policies of Keynes or his followers, especially the policy of maintaining high employment and controlling inflation by varying the interest rates, tax rates, and public expenditure.
noun
a person who maintains or supports the theories, doctrines, or policies of Keynes.