I'm not sure https://granodesal.com/stmap_25xcsrwm.html?yasmin.levitra.propecia pdr pharma Chained CPI tracks changes in spending habits that are caused by rising prices. For example, if an increase in the price of red meat causes consumers to shift to chicken, chained CPI adjusts for that change in spending habits. Since consumers cut back on goods and services when their prices rise, chained CPI is always lower than the traditional CPI calculation, which assumes no change in buying habits.