what is an inflation swap 
an inflation swap is a contract used to transfer inflation risk from one party to another through an exchange of fixed cash flows in an inflation swap one party pays a fixed rate cash flow on a notional principal amount while the other party pays a floating rate linked to an inflation index such as the consumer price index cpi the party paying the floating rate pays the inflation adjusted rate multiplied by the notional principal amount usually the principal does not change hands each cash flow comprises one leg of the swap 