كفاءة الأسوق المالية في ظل جائحة "الكورونا": دراسة قياسية لعينة من الأسواق المالية خلال الفترة 01-01-2018، 31-12-2020

Abstract EN

This study aims to examine the efficiency of a sample of global financial markets at the weak level during the period from January 1st, 2018 to December 31th, 2020 and this is to investigate the financial effects of the "Corona" epidemic on the study sample, especially during the period from December 1st, 2019 to December 31 th , 2020.

For this purpose we divided the period of time for the test into two areas, the first area extends from January 01st , 2018 to November 30th, 2019 and the second area extends from December 01st , 2019 to December 30th, 2020 (the epidemic period,) and we have reached through this study that the three financial markets maintain their weak level of efficiency during the period of "Corona" epidemic.