Can anyone help me with finding out the computations for reaching this conclusion?
"In terms of magnitude, the point estimate implies that going from the average of 8% blacks in the same-gender cohort to 10% (an increase of around 1 within-school standard deviation) would increase the probability of dating a black person by approximately 0.6 percentage points, which is 13% of the mean"
The paper is:
Merlino, L. P., Steinhardt, M. F., & Wren-Lewis, L. (2019). More than just friends? School peers and adult interracial relationships. Journal of Labor Economics, 37(3), 663-713.