Studies of small and medium-sized enterprises have provided evidence that CEOs of such firms can have a dominating influence on firm activities. Drawing on upper echelons theory, we analyze the influence of CEO personality (CEO internal locus of control), CEO ownership and CEO education on the evaluation of middle manager performance. In line with our expectations, we find evidence for a direct effect of CEO ownership (negative) and CEO education (positive) on the use of objective performance evaluations and for a direct effect of the CEO's internal locus of control on the use of subjective performance evaluations. Moreover, we provide evidence for a moderating role of both CEO ownership and education with respect to the influence o...