Examlex
Which would be considered an investment according to economists?
Portfolio Return
The overall gain or loss of an investment portfolio, considering all sources of income and capital gains.
Single Factor APT
Arising from the Arbitrage Pricing Theory, this is an asset pricing model based on a single factor, typically the market return, to predict security returns.
Arbitrage Opportunities
Situations where a trader can profit from discrepancies in prices across different markets or instruments without risk.
Risk-Free Rate
The interest rate at which an investor can lend money with no risk of default, often represented by the yield on government bonds.
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