TIPS Fund ( LTPZ ) is a narrowly constructed portfolio with just eight holdings, but offers real bang for the buck if you can stand the volatility. Further pressure on bond prices can be expected if inflation is kicked up a notch or two, a likelihood if trade protectionism and immigration restriction, both goals of the new president, crimp the supply of goods and labor. Technically, duration represents the number of years required to recover a security's true cost, counting the present value of all coupons and principal.