) Positively related Negatively related Observable factorsExercise price (K) Negatively related Positively related Time to expiration (T) Positively related Positively related* Volatility (𝝈) Positively related

This paper investigates if risk seeking investors substitute gambling activities for stock markets participation when volatility increases in stock markets. Using a large cross-section dataset of 20

ไดรบัอนุญาต ตองจัดใหมีการเปดเผยขอมูลเพื่อเปรียบเทียบคาความผันผวนแฝง (implied volatility) กับคาความผันผวนในอดีต (historical volatility) บน website ของผูออก DW โดยเปนการเปดเผย อยางตอเนื่อง

เปดเผยสูตรการคํานวณราคา และ factor ที่ใชในการคํานวณตาม แนวทางที่ IB club กําหนด เห็นดวยตามหลักการที่เสนอ - 2. การเปดเผยขอมูล historical volatility ไวในแบบ filing ไมเห็นดวยเน่ืองจากขอมูลดังกล

COVID-19 from the government’ measures, higher methyl ester demand in comparison with 2Q2019 has been benefited from shifting mandatory biodiesel from B7 to B10 and also expanding petrol station of B10 at

excessive volatility in the global financial markets. The COVID-19 pandemic presents unprecedented challenges for our community and situation is evolving every day. Central Retail Corporation Public Company

personal expenses and the depreciation because of the expanding capacity of subsidiaries. Sincerely yours, (Mr.Pongpat Patanavanich) Managing Director

Consolidated net loss for the period (Q1) amount -4.57 million compare with the same period (Q1) for the last year amount -2.80 because the Company Cost of Market Development of Expanding the customer base and

operations & Administrative expenses increased by Baht 97.94 million or 6.79 % due to the Medical personal expenses which was in line with the increased revenue,also increased because of the expanding capacity

& Administrative expenses increased by Baht 23.54 million or 13.02 % due to the Medical personal expenses also increased because of the expanding capacity of subsidiaries. 3. Finance costs increased by Baht 13.17