...Methods
We would like to thank Stefan Pichler and Walter Schachermayer for helpful contributions and discussions.
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...Geyer
corresponding author's address: Department of Operations Research, University of Economics and Business Administration Vienna, Augasse 2-6, A-1090 Wien; phone: +43.1.31336.4559; fax: +43.1.31336.708; e-mail: geyer@wu-wien.ac.at.
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...phase.
Note that for the three-factor-model the chain denoted by QML in Figure 2 is the chain starting from this mixed value.
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.

Michael Hanke
Wed Jun 10 07:00:52 CEST 1998