Children development is affected by home environment, such as mother-child communication, effective discipline methods, home safety and educational activity provided by parents. Among these, parenting practices are the most influential factors affecting children’s outcomes. In order to improve...

The Bohai Economic Rim plays an important role in supporting China’s economic growth. For this research, we selected nine main ports in the region to study whether intra-port competition or corporatization would improve efficiency. Using a panel fixed effect model and stochastic frontier...