Penutupan Informasi Bid dan Offer Pada Sistem Perdagangan Full Call Auction di Papan Pemantauan Khusus: Tinjauan Hukum Prinsip Keterbukaan (Studi Perbandingan pada Amerika Serikat, India, Tiongkok, dan Hong Kong) = The Closure of Bid and Offer Information in the Full Call Auction Trading System on the Special Monitoring Board: A Legal Review of the Principle of Transparency (A Comparative Study of the United States, India, China, and Hong Kong)