> compared long term outcomes of students who were accepted to Harvard and attended to those who were accepted but did not attend. I don’t know if this compari

> compared long term outcomes of students who were accepted to Harvard and attended to those who were accepted but did not attend. I don’t know if this comparison controls for the confounders. Alice and Bob are both accepted to Harvard, and Alice decides to attend and Bob decides to chill out at the University of Maui for four years. That’s pretty indicative of Alice being more ambitious and achievement-oriented.