Dinda Alia Rahma Dwi Kurnia and Eka Yulianti (2026) “Abnormal Return and Trading Volume Activity Analysis of The National Demonstration Event Using the Mean Adjusted Model (a Study Of Lq-45 Index Stocks)”, Al-Kharaj: Journal of Islamic Economic and Business, 8(4). Available at: https://ejournal.iainpalopo.ac.id/index.php/alkharaj/article/view/12366 (Accessed: 14 October 2026).