The rapid development and widespread application of the new generation information technology has not only promoted innovation in traditional business models, but also has even created new business models and new industries. The free trial, as one of the new business models, has been utilized by...

NO2 is one of the main components in haze, and its real-time monitoring is the basis for solving environmental problems. The application of metal oxide gas sensors is limited in daily life which works at high temperature, while metal sulfide sensors can work at room temperature to solve this...

Consumers' awareness of green development is an essential factor affecting consumers' purchase of green products, and their psychological motivations in terms of health, environment, price, and norms are closely related to and directional to their green purchasing behavior. Nevertheless, there...

Defluoridation of water is still challenging due to the fluoride pollution of both groundwater and surface water worldwide. In this study, lanthanum-modified zeolite (LMZ) was synthesized from coal fly ash and was investigated for fluoride removal from water by conducting batch and column...

Tax administration improvements have contributed significantly to a doubling of China's tax-to-GDP ratio and the substantial reduction in taxpayers' compliance costs since the mid-1990s. This paper describes the key features of China's tax administration and their evolution over the last 20...

Tax administration improvements have contributed significantly to a doubling of China's tax-to-GDP ratio and the substantial reduction in taxpayers' compliance costs since the mid-1990s. This paper describes the key features of China's tax administration and their evolution over the last 20...