In the globalization era, adolescent pregnancies have become an important health issue. Teenage mothers have bigger disadvantage in terms of socio-economic factors. In Uttar Pradesh teenage mothers are found in the poorer households with less education. The logistic regression shows that odd...

In the period before the onset of demographic transition, when fertility rates were positively associated with income levels, Malthusian pressure gave an evolutionary advantage to individuals whose characteristics were positively correlated with child quality and hence higher IQ, increasing in...

This study validates the microeconomic model defining the evolution of personal incomes in the U.S. Because of a large portion of population not reporting any income, any comprehensive modeling of the overall personal income distribution (PID) is complicated. Age-dependent PIDs allow overcoming...

What caused the baby boom? And, can it be explained within the context of the secular decline in fertility that has occurred over the last 200 years? The hypothesis is that: 1. The secular decline in fertility is due to the relentless rise in real wages that increased the opportunity cost of...

Some Remarks on Lujo Brentano's View of Labor Market Problems Lujo Brentano (1844-1931) aimed for "realism" in economics. Regarding labor market theory, two topics are of particular interest: His investigations on "Hours and Wages in Relation to Production" (Scribner's 1894) and his analysis "On...

The evolution of Gini coefficient for personal incomes in the USA between 1947 and 2005 is analyzed and modeled. There are several versions of personal income distribution (PID) provided by the US Census Bureau (US CB) for this period with various levels of resolution. Effectively, these PIDs...

What drove western population growth in the U.S. during the 19th century? The facts are: (i) Natural increase was higher in the West than in the East; and (ii) in the early stages of the settlement process, net migration could account for up to 80% of population growth in some regions. A general...

The article focuses on the conditional relationship between various human capital proxies and the size of potential “O-Ring” or “Cobb-Douglas” sectors. We find that that years of schooling are a robust negative predictor of the size of the informal sector, conditioned on national average...

Education has long been recognized as a central element in development. The human capital formation is receiving increased attention from policy makers and scholars in different parts of the world particularly in developing countries. Eritrea is a newly born nation in Africa and is striving hard...

Abstract: Despite the rise in grade retention in China recently, little work has been done to understand the impact of grade retention on the educational performance of students in China. This paper seeks to redress this shortcoming and examines this impact on 1649 students in 36 elementary...