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A regularized high-dimensional positive definite covariance estimator with high-frequency data
Cui, Liyuan, (2024)
Model risk in portfolio optimization
Stefanovits, David, (2014)
Cross-validated covariance estimators for high-dimensional minimum-variance portfolios
Husmann, Sven, (2021)
"Out of sync" : the breakdown of economic sentiment cycles in the EU
Thomakos, Dimitrios D., (2014)
EXSSA : SSA-based reconstruction of time series via exponential smoothing of covariance eigenvalues
Papailias, Fotis, (2017)
The Baltic Dry Index : cyclicalities, forecasting and hedging strategies