Learn about time switch options, and get a pricing spreadsheet.
This guide introduces quanto options, and provides a pricing spreadsheet. Quantos are options that hedge against exchange rate risk. Typical examples are Nikkei index warrants.
Lookback options let the contract holder trade the underlying asset at the optimum price reached over the life of the contract. They are often purchased by investors who want to avoid the regret of not anticipating the correct market timing.