This paper reports the results of a randomized trial of the College Possible program, which provides two years of college preparatory work for high school juniors and seniors in Minneapolis and St. Paul. The trial involved 238 students, including 134 who were randomly selected for admission to...

We use estimates across all known "credibly causal" studies to examine the distributions of the causal effects of public K12 school spending on test scores and educational attainment in the United States. Under reasonable assumptions, for each of the 31 included studies, we compute the same...