Authors: Alex Costa, Albert Satorra and Eva Ventura
SORT, Vol. 33, No 1, 85--104, January, 2009DOI:
This paper originally appeared as
Barcelona School of Economics Working Paper 1361
Authors: Alex Costa, Albert Satorra and Eva Ventura
SORT, Vol. 33, No 1, 85--104, January, 2009© Barcelona Graduate School of Economics. All rights reserved.