High-dimensional covariates often admit linear factor structure. To effectively screen correlated covariates in high-dimension, we propose a conditional variable screening test based on non-parametric regression using neural networks due to their representation power. We ask the question whether...

Der Jahresabschluss, bestehend aus Bilanz, Gewinn- und Verlustrechnung und Anhang, und der Lagebericht bilden zentrale Instrumente der Rechenschaftslegung von Unternehmen. Die wirtschaftliche Entwicklung eines Unternehmens kann die Interessen von Eigentümern, Gläubigern, Arbeitnehmern,...

The global foreign exchange (FX) market represents a critical and sizeable component of our financial system. It is a market where firms and investors engage in both speculative trading and hedging. Over the years, there has been a growing interest in FX modeling and prediction. Recently,...