Columbia Economics
@columbia_econ
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Columbia University's Department of Economics stands at the forefront of economic research and undergraduate and graduate education.
New York, NY
Joined January 2011
We are pleased to introduce our Ph.D. candidates on this year's economics job market. Learn more about each candidate and their research on our website, https://t.co/AKji8GwBHC
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In his JMP, Hyoseok Kim develops an outlier-robust VAR that reduces the influence of extreme observations, leading to more accurate post-COVID out-of-sample forecasts. Columbia website: https://t.co/MYePNPp407 Linkedin: https://t.co/fxHJa4zN59
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In her job market paper, Nadia Ali studies the reallocation effects of occupation-specific wage floors in the labor market, finding that young skilled workers move to employers with less wage compression.
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Everyone panicking because MYNZ (NASDAQ:MYNZ) is printing ~$0.98 and red on the day. I’m looking at the other side of the tape: ColoAlert® already commercial in Europe/UAE, with enhanced test launched in Germany and Swiss. Not a recommendation to buy or sell. I’m just watching
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Full Paper: https://t.co/BuZbAj2ypX Website: https://t.co/tLuRvPta5y
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He finds evidence for two mechanisms: 1. Costs in procedure implementation lead people to choose less costly procedures generating suboptimal decisions; 2. People employ a heuristic concentrating only on aspects directly tied to decisions and neglecting those that are not.
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Through what procedures do people make decisions facing risk? What do these procedures tell us regarding the behavioral mechanisms underlying the decisions? Hanyao Zhang's (@hanyao_zhang) job market paper implements a novel process-tracing technique to answer these questions.
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Images convey information quickly via emotional cues, while text relies on slower, deliberative content that affects viewers only with sustained exposure. Paper: https://t.co/u76lWrl3HP Website:
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Waymo is designed to obey road rules & never drives under the influence. Learn why these advocates say it could save lives.
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Using a machine learning framework, Andrea characterizes partisan signals in video news across text and images, and tests their effects experimentally.
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How does media bias work when political content is video and viewers aren't really paying attention? In his JMP, Andrea Ciccarone (@andreacicca_) shows that images are a more effective vehicle of partisan information than text in low-attention video environments.
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He also shows that immigrants are more likely to work in areas of doctor shortage, suggesting that immigration is a promising method for expanding the supply of doctors. Paper: https://t.co/14yE56cnoo Website:
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In his job market paper, Jason Chen studies patient outcomes for immigrant doctors in the U.S. He finds that immigrant doctors are of higher quality than domestic doctors.
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To quantify this trade-off, he leverages reforms to major municipal transfers in Brazil. He finds that tying transfers to performance generated large efficiency gains, limited equity costs, and was welfare enhancing.
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Introducing XRPR: The first U.S. ETF giving you spot exposure to XRP via a traditional ETF.
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The decentralization of public services is largely financed through intergovernmental transfers. In his JMP, Luigi Caloi (@luigicaloi) studies the equity–efficiency tradeoff between two transfer instruments: unconditional and performance-linked transfers.
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As a result, institutional investors avoid EU bonds, and they are a poor store of value during crises. Index inclusion would allow the EU to issue over €2.5 trillion of additional debt. Full Paper: https://t.co/GS2fo8GRDY Website: https://t.co/cvnMnTKJVe
sites.google.com
Ph.D. Candidate on the 2025-2026 job market Department of Economics Columbia University New York, NY
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In his JMP, Giovanni Bonfanti (@GBonfantiEcon) shows that AAA-rated debt issued jointly by the EU pays much higher yields than German bonds because it is excluded from fixed-income indices.
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She develops a revealed preference framework and statistical test for random choice incorporating heterogeneity. Applying it to two existing experiments shows that complexity can be confused with heterogeneity in aggregate data.
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FTMO Verified prop traders walk their path. Rise now and start your FTMO Challenge!
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“Irrational” aggregate stochastic choice has been used to identify greater difficulty comparing certain pairs. In her JMP, Shuhua Si shows that it may instead reflect heterogeneous preferences.
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