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- W4366203786 abstract "We develop methodology and theory for a general Bayesian approach towards dynamic variable selection in high-dimensional regression models with time-varying parameters. Specifically, we propose a variational inference scheme which features dynamic sparsity-inducing properties so that different subsets of ``active'' predictors can be identified over different time periods. We compare our modeling framework against established static and dynamic variable selection methods both in simulation and within the context of two common problems in macroeconomics and finance: inflation forecasting and equity returns predictability. The results show that our approach helps to tease out more accurately the dynamic impact of different predictors over time. This translates into significant gains in terms of out-of-sample point and density forecasting accuracy. We believe our results highlight the importance of taking a dynamic approach towards variable selection for economic modeling and forecasting." @default.
- W4366203786 created "2023-04-19" @default.
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- W4366203786 date "2023-04-14" @default.
- W4366203786 modified "2023-10-01" @default.
- W4366203786 title "Dynamic variable selection in high-dimensional predictive regressions" @default.
- W4366203786 doi "https://doi.org/10.48550/arxiv.2304.07096" @default.
- W4366203786 hasPublicationYear "2023" @default.
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