Demirtaş, C., Ilıkkan Özgür, M. and Soyu, E. (2021) “The Symmetric and Asymmetric Time-Varying Causality Relationships Between the COVID-19 Outbreak and the Stock Exchange: The Case of Selected Countries”, Ekonomika, 100(2), pp. 144–170. doi:10.15388/Ekon.2021.100.2.7.