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Estimation of variance after a preliminary test of homogeneity and optimal levels of significance for the pre-test
The question of whether to pool two samples in variance estimation is often decided via a preliminary F test. In this paper we show that the optimal pre-test F value is unity for a onesided alternative, where the objective ...
Full-Time Schooling in Life-Cycle Models of Human Capital Accumulation
A reduced-form equation relating length of "formal schooling" to market, endowment, and ability parameters was derived for a life-cycle human capital accumulation model with alternative assumptions: (a) equal borrowing and ...