supply-sider

[ suh-plahy-sahy-der ]
/ səˈplaɪˌsaɪ dər /

noun

a person, especially an economist, who advocates supply-side economics.

Origin of supply-sider

First recorded in 1975–80; supply-side + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019