The Census Bureau used three methods to determine the nation’s population in 2000: the traditional headcount, the post-enumeration survey (Accuracy and Coverage Evaluation or A.C.E.), and Demographic Analysis (DA). The three estimates produced significantly different and confounding results. The divergence among the three — especially, the discrepancy between DA and the A.C.E. — is considered t...

Suboptimal vaccine uptake in both childhood and adult immunisation programs limits their full potential impact on global health. A recent progress review of the Global Vaccine Action Plan stated that "countries should urgently identify barriers and bottlenecks and implement targeted approaches to increase and sustain coverage". However, vaccination coverage may be determined by a complex mix of...

While much progress has been made in understanding the demographic determinants of mortality United States using individual survey data and aggregate tabulations, lack population-level register is a barrier to further advances mortali

This paper proposes a microeconomic decomposition of the evolution of income inequality in Côte d’Ivoire in the 1990s, allowing the in-depth analysis of simultaneous contributions of four types of phenomena to the evolution of the distribution of income: a change in the remuneration rates of observed and unobserved earnings determinants, a change in occupational preferences, and a change in the...

To investigate the breeding structure in the Japanese Thoroughbred population, we applied a demographic analysis to the populations of foals produced from 1978 to 2005. The migration rate estimated from the proportion of foals produced by imported breeding horses was around 40% over the investigated period. After early 1990s, the migration rate through stallions imported from USA sharply increa...

Botswana exhibits a medium fertility rate (i.e.4.0-5.0 births per woman). One of the three countries in sub-Sahara Africa (Kenya and Zimbabwe are the other two) reported to be experiencing incipient fertility decline, an indication of the subcontinent's entry into the second phase of the fertility transition after undergoing significant changes in the proximate determinants of fertility over th...