You are trying to decide whether to use the GDP deflator or the CPI to calculate the inflation rate in an economy. You will decide to use the CPlif Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a you want to make sure you include all goods and services captured in GDP b you are only concerned about prices that firms face you are only concerned about prices consumers face d you want to make sure you include all transactions that take place in the economy