A few studies describe the correlations between ECEC quality and the quality of the HLE in the social science literature (e.g., NICHD 1997, McCartney et al. [...] Most important for the purpose of our study, the SECCYD provides detailed and elaborated measures of quality of the child’s ECEC setting (e.g., early child care settings, family care, and nursing) and the HLE – both investments in children. [...] The quality of the HLE is assessed with the Home Observation for Measurement of the Environment (HOME; Caldwell and Bradley, 2003). [...] The quality of the ECEC arrangement is assessed with the ORCE, the Observational Ratings of the Caregiving Environment (NICHD 1996). [...] The ORCE uses a rating scale system of 13 items that assess (each on a four-point scale) the degree of caregivers’ sensitivity and reactivity to the children’s social signals and (non-)distress, as well as caregiver intrusiveness, their expression of positive feelings toward the infant, their emotional and physical detachment and disengagement, the degree of stimulation targeted at the child’s cog