@unpublished{publication-7825,
	author={Herz, Holger Andreas and Schunk, Daniel and Zehnder, Christian},
	institution={University of Zurich},
	issn={1664-7041},
	number=106,
	pages=42,
	series={Working paper series / Department of Economics},
	title={How do judgmental overconfidence and overoptimism shape innovative activity?},
	year=2013,
}