Selection (genetic and cultural) and environmental variation are the principal mechanisms determining patterns of demographic change in human populations. Conditions exist under which the nature and intensity of these forces can be inferred from temporal trends in the demographic variables. These conditions, which can be expressed in terms of relations between the Malthusian parameter and popul...

Life Expectancy and Economic Growth: The Role of the Demographic Transition In this paper we investigate the causal effect of life expectancy on economic growth by explicitly accounting for the role of the demographic transition. In addition to focusing on issues of empirical identification, this paper emphasizes the role of the econometric specification. We present a simple theory of the econo...

today, electronic banking has essential role in banking industry. challenges facing banking industry led to banks make to use electronic banking and delivery services and products throughout electronic banking. moreover, they are trying to understand their customers' needs and everyday increase service quality throughout electronic banking. this research tries to investigate effect of cust...

background: nursing is considered as a profession at risk for high levels of stress and burnout, and these levels may be increasing as the care they deliver becomes complex. the purpose of this study was to investigate the relationship between burnout and socio-demographic characteristics of nurses. materials and methods: a cross-sectional descriptive-analytical design was used. the sample cons...

results out of 253 cases confirmed for influenza a (h1n1), 9 women and 11men had died. amongst these cases the minimum and maximum age was3.5 and90 years, respectively. also, from the 20 confirmed cases of influenza a (h1n1) that had died, 16 cases had at least one underlying disease. conclusions there was no significant association between mortality of confirmed cases of influenza a (h1n1) and...