Agricultural Mechanization in Rural Area of Lao PDR: A Case Study of Farm Tractorization

Base on analysis on 88 surveyed farming households, authors concluded that farmers with tractors grow and sell more rice on larger farm lands. I wonder if the causality might be the other way round, such as, they could afford tractors because they were firstly bigger. Anyway, as they also found that farmers with tractors have incresing returns to scale production, shifting from water buffalo to tractors would likely be a smart move, for those hoping to grow. Downloadable at https://qir.kyushu-u.ac.jp/dspace/bitstream/2324/12878/1/p593.pdf