| Abstract | How to reduce poverty more effectively in the process of economic growth is an important issue that many developing countries have to face. In this paper, after displaying the composition of economic growth matters for poverty reduction by a simple theoretical model, we breakthrough the single industry division in the existing literatures and estimate the impact of the growth of different economic sectors on rural poverty alleviation with data from China from multidimensional perspective, including urban and rural, industry, ownership, scale and grade. It was found that different sectors of the economy do has different effect in rural poverty reduction. From the point of view of industry, agriculture, construction industry and light industry have larger effect in rural poverty reduction. From the point of view of ownership，we find that private industrial sector, private construction sector and state-owned construction sector have played a large role in rural poverty alleviation. From the point of view of the scale and grade，it was found that small industrial enterprises have more influence than large and medium-sized industrial enterprises, while construction enterprises with higher grade and larger scale show a more obvious effect in rural poverty alleviation. A research like this can provide a useful reference to promoting poverty alleviation in China and other developing countries. |