The disparity in income
inequality income (Income Inequality) is a poor relative. Poverty or metaphorical (Relative Poverty) refers to the total income of the country was allocated to the various groups. In unjustly, that is. The revenue of concentrated at the public only certain groups or individuals, one of the groups, which are often as those with higher incomes (Thailand Development Research Institute, 2546), so that the country is growing. economic Which gives the gross domestic product and gross national income rose to the people whose income per person on average, higher and higher standards of living it. Can not indicate the quality of life of people in the country is truly the inequality of income is vital to making poverty intensified, especially with a group of low-income, although some will not. is poor (That is, with incomes above the poverty line), due to the factors that cause the disparity between the top people in society and would cause social problems are inevitable, even if the government is able to reduce. it broke down Income inequality can be measured in several ways, such as using the variance of income. Using the proportion of expenditure and income of the population of each group on the revenue and expenditure of the total population (Moriguchi & Saez, 2006; Whalley & Yue, 2006; Office of Economic Development and Income Distribution, 2550) using the index Theil (Conceicao & Ferreira, 2000) and the coefficient of inequality, however, the article is used, the proportion of expenditure for consumption and income of the population. the expenditure and income of the population. And coefficient equality of consumption expenditure and income of the population. To explain the disparity in income. The Community Economic Development and Income Distribution, the agency responsible for the measure of inequality of income in determining the population into 5 groups by income level and measure the disparity in incomes of the population. based on
(1) reduction in consumption of the population, and (2) the value of the population by bringing up the 2 to calculate the proportion of expenditure for consumption and income of the population of each population group, expenses and revenues. The total population from which the disparity in income by the difference in the proportion of expenditure and income of high-income and low-income groups, it is also possible to calculate coefficients. inequality, which is between 0 and 1. If the coefficient of inequality is the value close to 1 indicates that much of the income disparity is even greater. (Office of the National Economic and Social Development, 2553).
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