@unpublished{publication-5625, author={Lalive, Rafael and van Ours, Jan C and Zweim{\"u}ller, Josef}, doi={10.1111/j.1467-937x.2006.00406.x}, institution={University of Zurich}, issn={1424-0459}, number={No. 206}, series={Working paper series / Institute for Empirical Research in Economics}, title={How Changes in Financial Incentives Affect the Duration of Unemployment}, year=2004, }