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
Doing Business Index Fragile States Index Freedom in the World Scores Global Competitiveness Index Resource Governance Index Press Freedom Rankings Women, Business, and the Law Worldwide Governance
เพิ่มเติม เพื่อใหตลาดซื้อขาย DW มีประสิทธิภาพยิ่งขึ้น (market efficient) กลาวคือ จากการศึกษาขอมูลพบวา ในทางปฏิบัติที่ผานมา ผูออก DW บางราย มีการกําหนดราคา DW โดยคิดคา Implied Volatility2 ไวคอนข
to remain fragile as overall purchasing power has not yet recovered, and household debt remains at a high level. The operating result of the Company in this quarter is still in line with the plan
representation, warranty or undertaking, express or implied, is made as to, and no reliance should be placed on, the fairness, accuracy, completeness or correctness of the information or the opinions contained
prices for most agricultural products remain low, resulting in a fragile recovery in consumption. This has also been effected by the reduction of spending stimulus measures by the government compared to
prices for most agricultural products remain low, resulting in a fragile recovery in consumption. This has also been effected by the reduction of spending stimulus measures by the government compared to
retraction of economic activities and consumer spending. The consumer sentiment remains fragile as the country waits for vaccination against the new variant. Despite of such economic weakness, we delivered