@unpublished{publication-7441,
	author={Beck, Mathias and Sch{\"o}nenberger, Lukas and Schenker-Wicki, Andrea},
	institution={University of Zurich},
	number=323,
	pages=33,
	series={UZH Business Working Paper Series},
	title={How managers can deal with complex issues: a semi-quantitative analysis method of causal loop diagrams based on matrices},
	year=2012,
}