the aim of this research was to study the relationship between socio – economic status and the rate of physical activity in students of shahid chamran university of ahwaz. this research used a descriptive correlative approach which was performed by a field method. statistical population included all undergraduate students in 89-90 school year (n=9175); 370 students were determined as the sample...

abstractmodernism and social class both are categories rose up from the west capitalism system and create somechallenges for the society. the aim of this discussion is explaining the conflict between tradition andmodernism based on one of the main conflict roots which is called class conflict. in the other words, in thisarticle authors tried to indicate that one the creator or accelerating fact...

Developing two machine learning classifiers with higher accuracy for classifying income classes people earning less and a salary scale between 50,000. Decision Tree Algorithm (DTA) Naive Bayes (NBA) are the classifier mechanisms employed. On dataset of 32516 records, methods were implemented tested. Implemented each algorithm through programs performed ten rounds on both to determine distinct s...

This paper considers the effects of changes in the income distribution in an economy where agents’ utility depends both on consumption and on their rank in the distribution of consumption of a positional good. We introduce a new methodology to compare the behavior of agents that occupy the same rank in the two different income distributions but typically have different levels of incomes, and an...

Internation comparisons of average national incomes omit important information about leisure, home production, health, etc. They are also bedevilled by index number problems. This paper suggests ways of combining working hours and life-expectancy with income comparisons, and shows that the fixed-price indexes of real income, such as those in the Penn World Table, substantially understate the in...