Institution: | (1) Institute of Statistics and Mathematical Economics, University of Karlsruhe, D-76128 Karlsruhe, Germany (e-mail: rachev@lsoe.uni-karlsruhe.de), DE;(2) Department of Statistics and Applied Probability, University of California, Santa Barbara, CA 93106, USA (e-mail: seonkoon@pstat.ucsb.edu), US |