Let's look at the abstract: > We find that the closures had no detectable impact on children's school attendance in 1920, nor on their educational attainment a

Let's look at the abstract: > We find that the closures had no detectable impact on children's school attendance in 1920, nor on their educational attainment and adult labor market outcomes in 1940. Really ... they are trying to explain labor market attainments in 1940 - for the generation that lived through World War I, the Great Depression, sampling it in a period right in the middle of World War II. Yet the authors feel fully qualified to assess the effects of school closings of 1918 after being confounded by all of the above.