FEDS Paper: Missing Data Substitution for Enhanced Robust Filtering and Forecasting in Linear State-Space Models

Dobrislav Dobrev and Paweł J. SzerszeńReplacing faulty measurements with missing values can suppress outlier-induced distortions in state-space inference. We therefore put forward two complementary methods for enhanced outlier-robust filtering and forecasting: supervised missing data substitution (MD) upon exceeding a Huber threshold, and unsupervised missing data substitution via exogenous randomization (RMDX).

The multi-billion dollar startup sector is bouncing back – 8 big trends will shape 2025

Startups have always been at the forefront of innovation. But factors such as artificial intelligence (AI), sustainability and decentralisation are set to reshape industries in 2025.

Businesses are defined as startups when they are in the initial stages of development. They are characterised by the potential for rapid growth and external funding. And they are also sensitive to economic shifts and investment uncertainty.

America’s Health Insurance Grinches: A Scathing Indictment of “Market” Economics

The country’s flawed insurance model, driven by greed, leads to inefficiency, inequality, and denied care - a colossal scam that has sparked fury across the nation.
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FEDS Paper: Measuring the Euro Area Output Gap

Matteo Barigozzi, Claudio Lissona, and Matteo LucianiWe measure the Euro Area (EA) output gap and potential output using a non-stationary dynamic factor model estimated on a large dataset of macroeconomic and financial variables. From 2012 to 2023, we estimate that the EA economy was tighter than the European Commission and the International Monetary Fund estimate, suggesting that the slow EA growth is the result of a potential output issue, not a business cycle issue.

FEDS Paper: Life-Cycle Portfolio Choices and Heterogeneous Stock Market Expectations

Mateo Velásquez-GiraldoSurvey measurements of households' expectations about U.S. equity returns show substantial heterogeneity and large departures from the historical distribution of actual returns. The average household perceives a lower probability of positive returns and a greater probability of extreme returns than history has exhibited. I build a life-cycle model of saving and portfolio choices that incorporates beliefs estimated to match these survey measurements of expectations.

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