Answer to Question #84177 in Macroeconomics for J Rutland
CPI stands for the consumer price index, while RPI - is retail price index. Both indicators measure the level of inflation in a country. However, RPI includes only representative retail goods and services. CPI is a broader index, which includes broader selection of goods and services, for instance, utilities. RPIX removes the cost of mortgage interest payments. CPIX includes the costs of consuming shelter services provided by a house.