before the actual earnings announcement. The second one is the optimistic bias channel. The optimistic bias channel means … that the stock is overpriced if the investors do not correct the analysts' bias. The self-selection is negatively … correlated with the stock return through the optimistic bias channel as more self-selection means more optimistic bias as low …

feature of the model averaging approach used in this paper is to account for finite-sample bias of the coefficients in the …