نتایج جستجو برای: income groups

تعداد نتایج: 821544  

2001
W. Michael Cox Roy J. Ruffin

Public finance experts have long explored the issue of income taxes making the cost of market transactions higher than nonmarket ones. A 50 percent income tax, for example, requires $20,000 in income to purchase $10,000 of market goods. The tax can be avoided, however, if the same goods can be produced at home. The upshot is that income taxes encourage the home production of goods and services ...

Journal: :Social science & medicine 2004
Shufa Du Tom A Mroz Fengying Zhai Barry M Popkin

To study the impact of income change--specifically rapid income growth--on diet behavior over time and by socioeconomic level, we used data from a prospective study of China begun in 1989 (followed up in 1991, 1993 and 1997). The subpopulation used in this study included 5783 subjects aged 20-45 years old from 3129 households. Dietary intakes were measured using a combination of the weighing me...

Journal: :مجله علوم کشاورزی ایران 0
مهرداد باقری بهاءالدین نجفی فاطمه معززی

the aim of this study was to investigate the factors affecting timely repayment of agricultural loans in fars province. the necessary data was obtained from agricultural bank as well as through 163 questionnaires, filled out in fars-province. the farmers were divided in to timely repayment and defaulter groups while standard tobit model being used for the study. the dependent variable in this m...

2001
W. Michael Cox Roy J. Ruffin

Public finance experts have long explored the issue of income taxes making the cost of market transactions higher than nonmarket ones. A 50 percent income tax, for example, requires $20,000 in income to purchase $10,000 of market goods. The tax can be avoided, however, if the same goods can be produced at home. The upshot is that income taxes encourage the home production of goods and services ...

Shervin Assari,

Background: A wide array of Socioeconomic Status (SES) indicators show differential effects for the members of diverse social groups. Researchers know a little about the ethnic variation and the effects of family income on delay discounting which is the predictor of risk behaviors. Objectives: This study examined the effect of family income and its differences on delayed gratification between ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده علوم انسانی 1392

this study investigated the impact of explicit instruction of morphemic analysis and synthesis on the vocabulary development of the students. the participants were 90 junior high school students divided into two experimental groups and one control group. morphological awareness techniques (analysis/synthesis) and conventional techniques were used to teach vocabulary in the experimental groups a...

Journal: :Asia-pacific Journal of Convergent Research Interchange 2020

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