It is common practice to examine empirical models in which one of the regressors is constructed as the weighted average or sum of a set of series that includes the dependent variable. Examples include models relating money and wealth, consumption and income and regional and national...

Disparities across regions and provinces are on the agenda of both developed and developing countries. Differences in terms of development and income between regions are becoming more important policy challenge particularly in developing countries. As a developing country, inter-regional...