easy · Quantitative Finance stochastic
Which of the following describes the 'volatility drag' effect in Geometric Brownian Motion?
- A delta-hedged portfolio loses money when realized volatility equals implied volatility.
- The standard deviation of returns increases with the square root of time.
- The median return of a volatile asset falls below its mean return.
- An increase in volatility causes an immediate increase in the option's theta.
Sign up free to see the explanation and track your rank →
More Quantitative Finance stochastic practice
- Under Girsanov's Theorem, what does a change of probability measure primarily alter in a s
- In the context of the HJM framework, what is the primary lesson regarding the drift of the
- In the Vasicek short-rate model dr_t = κ(θ - r_t) dt + σ dW_t, what happens to the drift w
- For a standard Brownian motion W_t, what is the expected value of W_t^2?
- Under the geometric Brownian motion model with μ = 0.12, σ = 0.30, and S_0 = 100, what is
- According to the lognormal property, what is the expected stock price at time T = 1 year i
- A stock follows geometric Brownian motion dS = μ S dt + σ S dW. Using Itô's Lemma, find th
- Under Girsanov's theorem, if a stock follows dS_t = μ S_t dt + σ S_t dW_t under the real-w