Volatility

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

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

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Yield to maturity (YTM)

What is yield to maturity and why is it useful?
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Gross Margin

The difference between a company's revenue and the cost to produce its goods/services, divided by revenue.
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Profit and Loss Statement (P&L)

A statement that summarises firm's expenses, costs, and revenues incurred during a time period. AKA income statement.
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American Depository Receipts (ADRs)

Tradeable assets that let Americans invest in overseas stocks using US laws and dollars.
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W-8BEN Form

Non-US individuals and businesses may have to file this form for the Internal Revenue Service (IRS), the US tax authority.
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Time Value of Money

The concept that money you have now is more valuable than the same sum in the future.
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Equity

The amount of money a company would be left with by subtracting its liabilities from the value of its assets.
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Rate of Return

Profit on an investment, expressed as a percentage of the investment.
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index-linked gilts

Gilts where the dividends and principal repayments are related to movements in the Retail Prices Index (RPI). This is as opposed to a conventional gilt, where the dividends and principal repayments are fixed in nominal terms.
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