firms Unlike the other Greeks, implied volatility was unknown. 6 t Implied volatility Realized volatility t + 1 • It was calculated by reverse engineer process from the option price at time t. • Implied
]St0 HC = Ct1−[Delta]St1 DeltaBS = f ( St0, K, T, r, σ ) Historical statistic : Standard deviation Implied statistic : Min ∑ (Cmarket – C theoretical) 2 DeltaWM = f ( St0, K, T, r, μ, σ* ) σ* = f (r, μ
ไดรบัอนุญาต ตองจัดใหมีการเปดเผยขอมูลเพื่อเปรียบเทียบคาความผันผวนแฝง (implied volatility) กับคาความผันผวนในอดีต (historical volatility) บน website ของผูออก DW โดยเปนการเปดเผย อยางตอเนื่อง
stemmed from the decrease in sugar prices and cost of production. Since the 1st quarter of 2017, the Company had been relocating its production lines of sauces and condiments to the new factory, such
, and the office was relocated to support the expansion, resulting in cost of relocating and writing off existing office improvements. There was no such expense in this year, which made the Group's
cost from relocating some product from the old production line to the new one; 4) higher excise tax as well as sugar tax following the Excise Act, B.E. 2560, effective since 16 September 2017; 5) higher
เพิ่มเติม เพื่อใหตลาดซื้อขาย DW มีประสิทธิภาพยิ่งขึ้น (market efficient) กลาวคือ จากการศึกษาขอมูลพบวา ในทางปฏิบัติที่ผานมา ผูออก DW บางราย มีการกําหนดราคา DW โดยคิดคา Implied Volatility2 ไวคอนข
performance of Boonterm kiosk with the ARPU management more than 5% of growth from 2017 and relocating the kiosks from the area that generate low income to the new area that generate higher income. As well as
number of kiosks, which the total of 129,208 kiosks covering all area nationwide. The Company's strategy continues to emphasize on efficient location and allocation strategies by relocating the kiosks from
current total is 130,109 kiosks, increasing 9.2% YoY, and it slightly increased due to relocating kiosks scheme, which the kiosks are removed from the area that generate low income to the new area that can