Designing Diff-in-Diff: Continuing Target Parameter Discussion plus Workshop Announcements

Greetings! We are at Baylor concluding the last week before our spring semester starts. I am going away for the weekend for a writing retreat to Austin where I’ll be in an Airbnb off of South Congress finalizing my prep for the new “Economics of AI” class I’m designing, prepping and teaching this semester. I leave in an hour sharp, so this substack i…