2 In practice it is rather tough to select details one to assume migration however spouse types of. We evaluated the newest appropriateness of one’s model requisite following the statistical attempt advised by Leung and you will Yu (1996) and you can Puhani (2000). They argue that the amount of collinearity involving the explanatory regressors forecasting spouse variety of and you can extracted from estimating the possibilities of Durham household (equation (2)) ‚s the definitive analytical standards to guage the appropriateness of your own design requirements whilst grabs this new the total amount to which the analytical requirements separates the 2 practices. (więcej…)