Song, Haiyan; Smeral, Egon; Li, Gang; Chen, Jason L. - 2008
selection in covariance matrix estimation. The Review of
Economic Studies, 61 (4), 631-653.
Riddington, G. (1993). Time … University
Hung Hom, Kowloon, Hong Kong
Egon Smeral
Austrian Institute of Economic Research
PO Box 91, A-1103 Vienna … one of the fastest growing service industries.
The economic significance of the tourism industry has stimulated a growing …