Symbol in context

$\sigma^2$

This entry links every published equation using this exact notation. Its meaning may change between equations.

Used in 1 equation

\operatorname{Var}(\mathrm{Sel}) = \sigma^2 \sum_i s_i^2 (z_i - \bar z)^2, \qquad N_e = \frac{1}{\mathrm{HHI}}

Selection Accounting: The Price Equation Runs the Economy · Equation 10

This equation states an equality: the expressions on both sides have the same value under the article’s assumptions.

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