@unpublished{publication-5849,
	author={Zweim{\"u}ller, Josef},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 9},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Schumpeterian Entrepreneurs Meet Engel's Law: The Impact of Inequality on Innovation-Driven Growth},
	year=1999,
}