Retail Prices Index (RPI)

An index published each month by the Office for National Statistics, which measures the level of retail prices in the UK. Cash flows on all index-linked gilts are linked to the RPI.

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S&P 500

Find out what is the definition of the S&P 500 index.
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DMO

The United Kingdom Debt Management Office. It’s an executive agency responsible for managing the government’s debt and cash needs, primarily through issuing gilts and Treasury bills.
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Volatility

A measure of how much the prices of an asset or index vary over time.
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Oligopoly

A situation in which a market or industry is controlled by a small group of companies.
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Equity ETF

An exchange-traded fund that is comprised of a set of stocks.
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Quantitative easing

Find out what quantitative easing is and how central banks use this monetary measure to encourage economic growth.
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Internal Rate of Return (IRR)

A means of calculating the potential future return on an investment.
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Alpha

The percentage by which an investor outperforms a relevant benchmark.
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Net asset value

Mutual funds and investment trusts are priced on their net asset value (NAV).
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