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Many people do NOT fully insure against risk because
Correlation Coefficient
A statistic in which the covariance is scaled to a value between −1 (perfect negative correlation) and +1 (perfect positive correlation).
Minimum Variance Portfolio
A portfolio constructed to achieve the lowest possible volatility or variability in returns among a set of potential assets.
Standard Deviation
A statistical measure that quantifies the dispersion or variability of a set of data points or investment returns around their mean (average).
Two-asset Portfolio
A portfolio comprising only two assets, used to study the principles of diversification and risk-return trade-off in finance.
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