Chow, S.-C., Gupta, R., Suleman, T., & Wong, W.-K. (2019). Long-Run Movement and Predictability of Bond Spread for BRICS and PIIGS: The Role of Economic, Financial and Political Risks#. Journal of Reviews on Global Economics, 8, 239–257. Retrieved from https://www.lifescienceglobal.com/pms/index.php/jrge/article/view/5864