Can internet use promote farmers to adopt chemical fertilizer reduction and efficiency enhancement technology in China?-an empirical analysis based on endogenous switching probit model.

As shown in Table 8 , the Pseudo-R 2 significantly decreased from 0.100 before matching to 0.003~0.009; the LR statistic dropped significantly from 179.17 to 6.15~16.33; the significance test p-values changed from highly significant to not significant; the mean bias decreased from 20% to 3.5%~6.1%; and the median bias decreased from 15.6 to 3.2%~5.6%.

also in 132,142 other papers