“…Given that there is no clear prediction of how country risk may affect return, it is meaningful to distinguish the effects of country risk on commodity prices under different market states. Furthermore, several empirical studies have more precisely indicated that there is a nonlinear relationship among country risk, macroeconomic factors and stock market returns (T. Liu, Hammoudeh, & Thompson, 2013;Mensi, Hammoudeh, Yoon, & Balcilar, 2017;Mensi, Hammoudeh, Yoon, & Nguyen, 2016;Reboredo & Uddin, 2016). Mensi et al (2017) further indicate that these variables are sensitive to booms and busts in business cycles.…”