The measuring of the average change in prices over time for consumers buying a basket of goods and services. It is the most widely used measure of inflation and thus also the effectiveness of a given government’s economic policy. In essence, what it does is attempt to quantify the aggregate price level of an economy and thus the purchasing power of a currency. The US Bureau of Labor Statistics reports the US CPI on a monthly basis.
Consumer Price Index
Market Terms
We don't know everything about the markets. We're just devoted to learning. Taken from those smarter than ourselves, here's how we define Consumer Price Index.