N. Giannellis, A. Kanas, and A. P. Papadopoulos, “Asymmetric Volatility Spillovers between Stock Market and Real Activity: Evidence from the UK and the US”, Panoeconomicus, vol. 57, no. 4, pp. 429–445, Oct. 2010, Accessed: Dec. 06, 2025. [Online]. Available: https://panoeconomicus.org/index.php/jorunal/article/view/199