Expenditure Structure and Effects of Household size on Thailand household expenditure.

Abstract

      Economic, social and demographic structure in Thailand has changed, in the past several decades. Especially, transition from a large family to a small family, including, entering an aging society has affected the way of life and the standard of living of Thai population. The main objectives of this research paper are to compare the expenditure structure of different household size and analyze the effects of household size on household expenditure by secondary data obtained from Household Socio-Economic Survey 2019, National Statistical Office. Descriptive statistics and simple regression equation were employed in the analysis. The comparison results of household expenditure structure in different household sizes indicated that, on average, the majority of expenditure of every household size was on food, drink, and tobacco. For people who live alone, the second majority was housing expenses, as those who live more than one member; the second majority was travel and communication expenses. The results of the effect of household size on household expenditure found that income levels, and household size affect total household expenditure in the same direction which was statistically significant at 0.01 level.