Goard, Joanna - In: Applied Mathematical Finance 18 (2011) 1, pp. 51-70
Analytic solutions are found for prices of variance and volatility swaps under a new time-dependent stochastic model for the dynamics of variance. The main features of the new stochastic differential equation are (1) an empirically validated cν3/2 diffusion term and (2) a free function of time...