This paper analyzes the effectiveness of occupational training programs for the unemployed before and after the substantial amendments in German labor market legislation known as Hartz reforms. Based on the official evaluation of the reforms, we show that program impacts vary much across...

This paper summarizes our recent work on the rate of return and cost-benefit ratio of an influential early childhood program.

This paper formulates a structural dynamic programming model of preschool investment choices of altruistic parents and then empirically estimates the structural parameters of the model using the NLSY79 data. The paper finds that preschool investment significantly boosts cognitive and...

A growing literature establishes that high quality early childhood interventions targeted toward disadvantaged children have substantial impacts on later life outcomes. Little is known about the mechanisms producing these impacts. This paper uses longitudinal data on cognitive and personality...

This paper assesses the dynamics of treatment effects arising from variation in the duration of training. We use German administrative data that have the extraordinary feature that the amount of treatment varies continuously from 10 days to 395 days (i.e. 13 months). This feature allows us to...

Mit der Einführung von Arbeitslosengeld II wurde auch die behördliche Zuständigkeit für die Grundsicherung einer grundlegenden Reorganisation unterzogen. Während in der überwiegenden Mehrheit der Kommunen in Form der sogenannten Arbeitsgemeinschaften eine Mischverwaltung aus Bundesagentur...

Die Arbeitsmarktreformen von 2003 bis 2005 haben entscheidend zu einer bemerkenswerten Trendumkehr auf dem deutschen Arbeitsmarkt beigetragen und damit auch einen wichtigen Beitrag geleistet, das Land besser auf die Konsequenzen des bevorstehenden demografischen Wandels vorzubereiten. Die...

This paper assesses the dynamics of treatment effects arising from variation in the duration of training. We use German administrative data that have the extraordinary feature that the amount of treatment varies continuously from 10 days to 395 days (i.e. 13 months).This feature allows us to...

This paper assesses the dynamics of treatment effects arising from variation in the duration of training. We use German administrative data that have the extraordinary feature that the amount of treatment varies continuously from 10 days to 395 days (i.e. 13 months). This feature allows us to...

This paper assesses the dynamics of treatment effects arising from variation in the duration of training. We use German administrative data that have the extraordinary feature that the amount of treatment varies continuously from 10 days to 395 days (i.e. 13 months). This feature allows us to...