In a rare-events scenario, this tail is of interest: these ‘border’ firms provide the bulk of information with which to estimate the threshold. In the extreme case, if there are very few firms with quality measures beyond the ‘border,’ then the information with which to estimate the threshold becomes negligible. An uninformed regression will not take this into account, and hence will tend to bias the estimate toward zero. An informed regression,however, will overweight the information associated with firms with positive values (i.e., the firms that received funding). Applying this technique, the high-quality firms will more strongly influence the estimates—in essence, magnifying the information of the rare events