.ahn_horenstein_gr: Ahn-Horenstein GR criterion
Description
Growth Ratio criterion:
GR(k) = log(1 + lambda[k]/V_k) / log(1 + lambda[k+1]/V_k)
where V_k = sum(lambda[k+1:end]).
Usage
.ahn_horenstein_gr(eigenvalues, K_max)
Value
Integer: estimated number of factors.
Arguments
- eigenvalues
Numeric vector of eigenvalues.
- K_max
Integer: maximum number of factors.