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We investigate trends in the U.S. rate of teen childbearing between 1981 and 2010, giving particular attention to the sizable decline that has occurred since 1991. Our primary focus is on establishing...
Reducing Total Fertility Rate (TFR) amongst rural Indian couples from the current level is a significant challenge to the population control policies relying solely on the Government efforts. REACH st...
Background: The rate of mortality increase with age among adults is typically used as a measure of the rate of functional decline associated with aging or senescence. While black and white populations...
Background: Estimating the total fertility rate is challenging for many developing countries because of limited data and varying data quality. A standardized, reproducible approach to produce estimate...
The basic principles of DNA genealogy and the mutation rate constants for haplotypes of Y chromosome are considered. They are exemplified with 3160 haplotypes, 2489 of those in the 67 marker format, w...
Coordination of macro-economic development and employment is an essential issue for China's social development, which largely depends on economic expansion, as well as integration into the global mark...
The U.S. economy is recovering from the financial crisis and ensuing deep recession, but the unemployment rate has remained stubbornly high. Some have argued that the persistent elevation of unemploym...
The population growth rate, or intrinsic rate of increase, measures the potential rate of growth of a population with specified and fixed vital rates.The sensitivity of population growth rate to chang...
In this study we analyze the evolution of the drugs consumption and the rapport between drugs and criminality. After the definition of drugs, the study presents a general image of the illegal drugs co...
An array of innovative policies has been suggested to address more effectively the needs of dislocated workers. In this paper, we model and simulate the impacts of a wage-rate subsidy (or salary suppl...
Chicken breasts were frozen using 3 methods: the super slow freezing method (approximately -0.30°C/min), the slow freezing method (approximately -1.4°C/min), and the liquid nitrogen-freezing method (a...
The present study was designed to investigate assessments of physical and mental loads on a cerebral palsy patient during dressing, using power spectral analysis of heart rate variability (HRV). The e...
Defining the rate of underlying inflation。
Progressively higher rates of joblessness suggest a strong structural component in today's unemployment; the influx of women and young workers was an important factor early in the study period, while ...
Medium-size and large employers use ranges of rates to determine salaries for workers having similar jobs duties but different levels of performance or tenure; ranges are generally designed to control...

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