Human capital and deferred compensation might explain why firms employ but do not hire older workers. Adjustments of wage-tenure profiles for older new entrants are explored in the context of deferred compensation. From an equity theory perspective, such adjustments might lead to adverse...

The paper evaluates the treatment effects of the wage subsidy program in Hamburg with propensity score matching as well as linear regressions. It is found that the estimated treatment effects differ only slightly between both methods. When analysing heterogeneous treatment effects, however,...

Fixed-term contracts (FTCs), an important feature of the employment relationship of the peripheral workforce, are analysed to test the following two hypotheses, which are based on dual labour market theory: (i) Firms use FTCs for the peripheral workforce to adjust the level of employment to the...

If students tend to choose instructors with high teaching ability, a negative link between class size and student performance may remain obscured until this kind of sorting has been taken into account. Using data from student evaluation surveys, we confirm that it is crucial to control for...