Ed231C: Selection ModelsConsider a model, in which, we try to predict women's wages from their education and age. We have an artificially constructed example of a sample of 2,000 women but we only have wage data for 1,343 of them. The remaining 657 women were not working and so did not receive wages. We will start off with a simple-minded model in which we estimate the regression model using only the observations that
