Isabel Z. Martínez

Isabel Z. Martínez is a senior researcher at the KOF Swiss Economic Institute at ETH Zurich, which she joined in April 2020. She completed her PhD at the University of St. Gallen in 2016. Prior to joining ETH Zurich, she worked as an economist for the Swiss Federation of Trade Unions. Since 2018, she serves as an elected member of the Swiss Competition Commission. She is further affiliated with CEPR, CESifo, WID.world, and the University of St. Gallen. In the past, she was a visiting scholar at UC Berkeley, and at the Stone Center on Socio Economic Inequality at CUNY in New York. Her research concentrates on income and wealth inequalities, and the different ways people respond to taxes. Dr. Martínez’ work has a strong focus on economic policy, and she contributes regularly to popular media. She has been listed among the top 10 of the most influential economists in Switzerland, and she is among the top 5% female economists in the global RePEc database. Her work has been published in leading academic journals, including the American Economic Review, The Review of Economics and Statistics, and the Journal of Urban Economics.

Do Wealth Taxes Significantly Curb Wealth Inequality?

Politicians and governments in the United States and elsewhere have recently proposed or implemented wealth taxes to supplement revenue and reduce wealth inequality. In a new study, Samira Marti, Isabel Z. Martínez, and Florian Scheuer show how decreases in wealth taxes led to increases in wealth inequality in Switzerland, though they find that these decreases alone are not enough to explain the magnitude of widening disparities.

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