There are two objectives of this study. First is to analyze the impact of East-West Economic Corridor on
income distribution between the provinces in the northeastern region of Thailand and second is to evaluate the factors
such as sectors, education, health, land, infrastructure, tax and per capita income that lead to an inequality of the
income distribution between 19 provinces in the northeastern region of Thailand in 2000 – 2012. The panel data was
secondary data and was analyzed by using panel data regression.
The results showed that EWEC has positive effect on income distribution between the provinces in the
northeastern region of Thailand and the factor that associated with inequality was the proportion of direct tax by
GPP. In addition, the relation between economic growth and income inequality opposes to the Kuznets’ hypothesis.