The Profit Split Method (PSM) first identifies the profit to be split for the associated enterprise from the controlled transactions in which the AEs are engaged. It then splits these profits between the AEs on an economically valid basis that approximates the division of the profit that would have been anticipated and reflected in an agreement, transaction or a residual profit intended to represent the profit that cannot readily be assigned to one of the parties. The contribution of each enterprise is based upon a functional analysis and valued to the extent possible by any available reliable standard market data. The functional analysis is an analysis of the functions performed (taking into account assets used and risk assumed) by each enterprise