In 2010, the World Bank categorized countries in per capita gross domestic product in terms of purchasing power parity (at constant 1990 prices) in three categories: low, middle (lower and upper) and high income. If a country caught at least 28 years in lower middle income level and at least 14 years caught in upper middle-income level, then they are trapped in lower middle and upper middle...

Porunar, Pulavar, Panar, Koudhar, Patini, Varaviyar are known as Iravalars (beggers). They called because they earn their living by singing. In songs, praise the rich people and gift, get gifts, money so on. The also go in search of Iravalars, love to hear songs them. Sangha literary texts speaks abundantly extensively about how income singing others.

trade linearization according to scale, composite, and technology effects, changes the environment quality. on the other hand, trade liberalization, increases capital flow in the world. based on pollution haven hypothesis, polluted intensive industries move from the countries with stringent environmental policies to those with more relaxed environmental policies. in order to evaluate the effect...

objectives: each year, the united nations publishes an annual report titled by “human development report” for all countries around the world which in which the complex index for human development for achieving health life alongside education and economic welfare is examined. the innate ambiguity in estimation of human development index has brought about numerous criticism against the method of ...

introduction all nations are striving for development. economic development is one of the main parts of development process, but not all of it. populations health is one of the main factors of economic development, and child’s mortality is one of the main factors of population health status. the aim of this study is investigating the role of socioeconomic disparties in under 5 mortality in east...

in welfare economic studies, because of the differences among households scale, we cannot consider household expenditures without attention to this factor. a simple method to consider household scale in welfare analysis is the usage of the per capita expenditure. but, the usage of per capita expenditure ignores economies of scale. in fact, per capita expenditure is a biased variable, and underv...