The current study constitutes the first attempt to use a quasi-experimental method--the regression discontinuity (RD) design--to gauge the causal effect of dual enrollment (DE) on students' academic outcomes. Since dual enrollment can encompass a wide range of experiences, two separate analyses were performed. The first evaluates the impact of…

Dual enrollment (DE), an arrangement by which high school students take college courses, is becoming increasingly popular as a means of improving high school education. However, there is very little rigorous evidence on its impact on student outcomes. A particular concern in evaluating its effects is the selection bias that arises because more…