Fuckery
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.rand.org/content/dam/rand/pubs/rgs_dissertations/RGSDA1300/RGSDA1332-1/RAND_RGSDA1332-1.pdf&ved=2ahUKEwjT7In5j-_wAhWSu54KHU-fBDgQFjAJegQIDxAC&usg=AOvVaw2XuhqZdcaVOcb1mIrKPoOb