This paper combines the regression discontinuity in time (RDiT) design and longitudinal analysis to examine the impacts of state legislation and the subsequent collaborative projects on water quality.
This paper combines the difference-in-differences (DiD) methods and content analysis to examine the effectiveness of collaborative platforms in supporting local collaborations for natural resource management.
This paper uses the synthetic control method, incorporating monthly water quality data from 14 river monitoring sites in two neighboring cities, to examine the effectiveness of the Network Administrative Organization (NAO) model in reducing water pollution.