In recent decades, much attention has been focused on student achievement in the United States. Many policy initiatives have been attempted in an effort to bolster achievement, including increasing school revenue, decreasing class size, expanding early childhood programs, and introducing vouchers and charter schools, to name a few, but not all of…

We use panel data from the kindergarten and 1st grade waves of the Early Childhood Longitudinal Study-Kindergarten Class to investigate whether increases in schooling inputs in the form of smaller classes "crowd out" parental inputs. We estimate child fixed-effect and fixed-effect-instrumental-variable models to identify the causal effects of…