This paper chooses a Data Envelopment Analysis (DEA) model for different areas to identify the difference in solving the industrial pollution problem by comparing their levels of efficiency. Generally, the industrial pollution problem calls for within-area treatments, although these affect areas...

The past few decades have witnessed Chinese real estate developers’ persistent and successful pursuit of scale expansion as well as continued increase in industrial concentration, both of which strongly suggests the existence of scale economies. Based on data of 160 listed developers in China...