As you are new to SAS there are two issues. 1/ What do you have available of the SAS tools and what are you skills with that. 2/ Translation of your question/issue Stochastic volatility to using SAS That is a lot of financial math behind: Heston model - Wikipedia, the free encyclopedia As it is time-series possible SAS/ETS will have something for that SAS/ETS(R) 13.1 User's Guide
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