《Table 1 Basic characteristics of household livelihood endowment》

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《"Farmers' Land Transfer-out Behavior from the Perspective of Household Livelihood Endowment Based on the Survey in Anhui,Hubei and Sichuan"》

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Note:The production expenditure includes the purchase of seeds，fertilizers，pesticides，plastic film，and feeds；on incomplete market conditions，land circulation will inevitably have certain transaction costs，but the existing theoretical and empirical an

With the aid of Stata13.0 statistical software and using the principal component analysis（PCA）method，we reduced the dimension of 38 factors influencing the land transfer-out rate.From the perspective of the contribution rate，we divided the variables into four types according to the extraction conditions of eigenvalue≥1 as the principal component.From the principal component load，we analyzed the correlation coefficient between each principal component and the variable.Next，we used a stepwise regression method to reject the least significant variables according to 95%confidence interval，till there were only 12 variables with higher significance.The meaning and description of independent variables were shown in Table 1.