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@inproceedings{Clement.2005,
 author = {Clement, Michel and Albers, S{\"o}nke and Christensen, Bj{\"o}rn},
 title = {Controlling the Selection Bias tin Marketing Research by using Pseudo-Experimental Control Groups},
 pages = {on CD-ROM},
 editor = {Troilo, Gabriele},
 booktitle = {Rejuvenating Marketing: Contamination, innovation, integration},
 year = {2005}
}