The study’s econometric results show a striking boost to company performance. Using fixed-effects difference-in-differences, the authors estimate that around 42.8 percent of turnover in AI-adopting ...

This is a preview. Log in through your library . Abstract Estimating the residual variance is an important question in nonparametric regression. Among the existing estimators, the optimal ...

The estimation of variance by use of successive differences of higher order is discussed in this paper. Heretofore, attention has been focused, in published works, on estimates of variance obtained by ...