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Is Peace a Missing Value or a Zero?
Vance, Colin; Ritter, Nolan - Rheinisch-Westfälisches Institut für … - 2013
identification requirements. Specifically, the model does not require the specification of so-called exclusion restrictions …
Persistent link: https://www.econbiz.de/10010860275
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What Can We Learn From International Student Performance Studies? Some Methodological Remarks
Fertig, Michael - Rheinisch-Westfälisches Institut für … - 2004
reason behind this is that each and every study decisively depends on a set of identification assumptions which are anything …
Persistent link: https://www.econbiz.de/10005548363
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Identifying the Determinants of Attitudes towards Immigrants - A Structural Cross-Country Analysis
Fertig, Michael; Brenner, Jan - Rheinisch-Westfälisches Institut für … - 2006
model. The determinants of attitudes towards immigrants are estimated by employing different identification restrictions on … are stable across countries and identification strategies. …
Persistent link: https://www.econbiz.de/10005436109
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A Conceptual Framework for the Evaluation of Comprehensive Labor Market Policy Reforms in Germany
Fertig, Michael; Kluve, Jochen - Rheinisch-Westfälisches Institut für … - 2004
Over the last year the German government has introduced a comprehensive set of labor market policy reforms, the so-called Hartz reforms, which aim at a significant reduction of unemployment. To this end, (a) many of the existing instruments of active labor market policy are modified...
Persistent link: https://www.econbiz.de/10005561958