Despite indications that interpersonal interactions are important for understanding individual labor-market outcomes and have become more important over the last decades, there is little analysis by economists. This paper shows that interpersonal interactions are important determinants of...

This paper analyses changes in job opportunities of older workers in the Netherlands in the period 1996-2010. The standard human capital model predicts that, as a result of human capital obsolescence, mobility becomes more costly when workers become older. We measure and interpret how changing...

This research provides an economic model of the way people behave during an IQ test. We distinguish a technology that describes how time investment improves performance from preferences that determine how much time people invest in each question. We disentangle these two elements empirically...

This paper introduces indicators about the division of labour to measure and interpret recent trends in the structure of employment in the Netherlands. Changes in the division of labour occur at three different levels: the level of the individual worker, the level of the industry and the spatial...

This research investigates to what extent subjective teacher assessment of children's ability adds to the use of test scores in the explanation of children's outcomes in the transition from elementary to secondary school in terms of initial track allocation, track switching in the first three...

This research documents the effects of different forms of family disruptions – measured by separation, divorce and death – on personality development of British children included in the 1970 British Cohort Study. There are statistically significant correlations between family disruptions...

This paper reviews the recent literature on measuring and boosting cognitive and non-cognitive skills. The literature establishes that achievement tests do not adequately capture character skills: personality traits, goals, motivations, and preferences that are valued in the labor market, in...

This research estimates models of the importance of conscientiousness for socio-economic outcomes. We use measures of conscientiousness at age 16 to explain adult wages and other outcomes, such as crime, health and savings behaviour. We use several waves from the 1970 British Cohort Study. Our...