The retirement world of the future is challenging because of the decline in defined benefit plans, low savings rates in the United States, increased longevity and the failure of many people to effectively plan for retirement. Drawing on a variety of studies and public opinion surveys, the authors of this article explain why a system that relies too much on people providing for themselves will h...

The Lorenz curve is a fundamental tool for analyzing income and wealth distribution inequality. Indeed, the its derivative, so-called share density, provide valuable information regarding There widely recognized connection between elements from theory field. Starting this evidence, aim of work to compare inequality different subgroups, by using proper dissimilarity measure, borrowed theory, par...

We test whether mortality is related to individual income, mean community income, and community income inequality, controlling for initial health status and personal characteristics. The analysis is based on a random sample from the adult Swedish population of over 40,000 individuals who were followed up for 10-17 years. We find that mortality decreases significantly as individual income increa...

experiment was conducted as split plot in a randomized complete block design with three replications in kermanshah to shed lights on economic analysis of deficit irrigation and integrated application of biological and chemical fertilizer son cultivation of medicinal plant borage (borago officinalis l). irrigation tritments include: a) 30% less water than crop requires invegetative, b) inreprodu...

"This paper analyzes the interaction between income distribution, human capital accumulation and migration. It shows that when migration is not a certainty, a brain drain may increase average productivity and equality in the source economy even though average productivity is a positive function of past average levels of human capital in an economy. It is also shown how the temporary possibility...

This paper examines the migration response to a millionaire tax in New Jersey, which raised its income tax rate on top earners by 2.6 percentage points to 8.97 percent, one of the highest tax rates in the country. Drawing on unique state tax micro-data, we estimate the migration response of millionaires to the rate increase, using a difference-in-differences estimation strategy. The results ind...

Europe and Japan are experiencing the aging of their populations. Aging implies a restructuring of the economy. Political issues which arise in an aging society include 1) a voting majority for the interests of the elderly, 2) a voting majority of females, 3) the domination of the decision power in corporate and similar ruling bodies, and 4) unemployment or a long wait for promotion for young...