Longstaff, F. A., Schwartz, E. S.(2000) “Pricing American Options by Simulation: A Simple Least-Squares Approach.”, The Review of Financial Studies 14, No.1, 113-147.
Yeah, I work for a Bank.
I have built a CBAS system, these products all have early exercise conditions.
I use LSM to solve this problem, as I mentioned before.
Now I have another project, structured FX products(Dual Range Accrual Note), also have early exercise conditions.
Problems will happen again, if you don’t solve it completely.