In this paper we compared the nonparametric kernel estimates and the ARIMA estimates of Canadian inflationary expectations. The kernel estimates turned out to be superior with respect to post-sample predictions irrespective of the method used for selecting the bandwith.

In this paper, bounds of the Gini index, based on grouped data, are proposed assuming sparse information on mean incomes in the sense that data on either the overall mean income or some of the group mean incomes are not reported. It turns out that the proposed bounds are identical to those...