Demographers have speculated about differences between birth and pregnancy history questionnaires in terms of data quality; however, differences have never been examined in an experimental study. The present analysis is an individual-level validation of fertility and mortality i…
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Family support for the South Asian elderly is usually considered to be given automatically to all, without taking into consideration the available resources of the elder, or their gender and marital status. These assumptions are problematic because they do not accord agency to t…
New algorithms for the matrix exponential and its Fréchet derivative are presented. First, we derive a new scaling and squaring algorithm (denoted expm[new]) for computing eA, where A is any square matrix, that mitigates the overscaling problem. The algorithm is built on the alg…