The Importance of Using Parcels in Modeling

A lot of what we're going to talk about today are going to have effects on things, but often they're in complex and unpredictable ways. It's really hard to predict how and in what way, because there's omnibus power to identify a miss specification within the body of the model. But there's also power to detect a specific effect. These things get really hard to think about. How about if we break it up and pick one aspect and beat it to death and pick another aspect and beatIt to death?