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Find a composite function form for y if:
Portfolio Variance
A measure of the dispersion of returns of a portfolio, indicating the level of investment risk.
Cyclical Stock
Shares of companies whose earnings are heavily influenced by economic cycles, often rising during expansions and falling during recessions.
Countercyclical Stock
A stock of a company whose performance is inversely related to the economy's overall performance; it tends to do well during economic downturns.
Security Market Line
A line that represents the relationship between risk and expected return of the market in the Capital Asset Pricing Model (CAPM).
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