Weren't you saying that you don't have reading comprehension issues? Or were you just hoping I hadn't read the paper?...
Another possibility is that race is correlated with unobserved characteristics of the defendant rather than the case that influence prosecutorial choices. Candidates include poverty and, relatedly, defense counsel quality. But the inclusion of counsel type and other socioeconomic controls education, marital status, and county characteristics does not reduce the estimates of racial disparity in charging or sentencing. This is less surprising than it may appear, given the high quality of federal public defenders see Posner and Yoon 2011Þ.