PPI
Producer Price Index — a measure of inflation at the factory gate, tracking the prices producers pay for inputs and receive for outputs, often leading consumer prices (CPI).
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CPI (Consumer Price Index)
The Consumer Price Index is how a country actually measures inflation. Learn what the 'basket of goods' is, how the Office for National Statistics builds the number, the difference between CPI, CPIH, RPI and core inflation, why the 2% target exists, and why a CPI release can move markets in seconds.
GDP (Gross Domestic Product)
Gross Domestic Product is the single number that sums up the size of an economy. Learn the three ways it's measured, the crucial difference between real and nominal GDP, what growth and contraction mean, how it defines a recession, why investors track it — and the important things it leaves out.
Bonds
A bond is a tradable loan — and the second great asset class alongside shares. Learn the anatomy of a bond, the all-important inverse relationship between bond prices and interest rates, gilts vs corporates, credit and duration risk, and why bonds act as ballast in a portfolio.
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