Albu, Lucian-Liviu; Ciuiu, Daniel - Volkswirtschaftliche Fakultät, … - 2009
In this paper we compute performance indices like those from Mereuta et all. (2007) using the eigenvalues and the eigenvectors of the variance-covariance matrix of these indices. The eigenvalues are used in this paper to give natural weights to the performance indices in order to compute the...