التحليل الاقتصادي لكفاءة الأسواق المالية : دليل تجريبي لبعض الأسواق العربية

الملخص EN

This study tested the hypothesis of efficient financial markets for some Arab markets, through daily data and using the augmented Dickey-Fuller ADF, and Philip Barron PP, where they were testing the hypothesis of random walk for stock returns indexes to Arab Markets, and then test Contrast Ratio Variance Ratio to judge the efficiency of those markets, as it appeared to us that all financial markets studied inefficient at low level, and then they need to modify their regulatory frameworks and institutional mechanism and the transfer of information and transparency.