Eli is a State Analyst who monitors trends in state tax policy and conducts long-term research. His focus is principally on the border South and California. Prior to joining ITEP in 2022, Eli researched spatial economic inequality and local budgets at Brookings Metro with particular attention to local use of federal funds.
Recent Publications
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Missouri Voters Reject Amendment 5 and a Damaging Tax Shift onto Working Families
August 5, 2026 • By Eli Byerly-Duke, Jon Whiten
Yesterday Missouri voters rejected Amendment 5, declining to give lawmakers a blank check to raise or expand sales taxes, something some lawmakers sought to enable enormous income tax cuts for the state’s wealthiest households.
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Missouri’s Amendment 5 Would Cut Taxes for the Rich and Raise Taxes on Seniors and the Middle Class
July 14, 2026 • By Eli Byerly-Duke
On August 4, Missouri voters will vote on whether to increase taxes on the middle class and seniors to fund tax cuts for the richest households in the state.
Recent Media Mentions
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CBS Missouri: What would eliminating income tax mean for Missourians?
July 30, 2026 • By Eli Byerly-Duke
"The state isn't going to raise any money, but that doesn't mean it's going to be net neutral for each person," Eli Byerly-Duke, a state policy analyst at the Institute on Taxation and Economic Policy, said.
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The Oklahoman: GOP Candidates Say Income Tax Cuts Would End Oklahoma's Corporate Exodus
June 2, 2026 • By Eli Byerly-Duke
Several leading candidates in the GOP race for governor are calling to eliminate income taxes as a way to attract and retain businesses in Oklahoma.
