As a new strategy to combat global climate change and achieve sustainable development, a marine low-carbon economy has gradually gained attention in recent years. A variety of reasons are fueling the creation of a marine low-carbon economy. The digital economy (DE) has demonstrated a significant...

In the last few years, vegetable industry developed rapidly in Hebei province, intensive raising seedling as its main component, also entered a period of rapid development. The background and characteristics, the current situation and existed questions of intensive seedling cultivation were...

We introduce the stratified sampling method, and put forward theoretical unbiased estimation of stratified sampling program, as well as the model and statistics of experimental design test. We also discuss the establishment of dietary exposure model, pollutant distribution model, and risk...

This study examines the impact of short selling on corporate financial fraud by utilizing China's relaxation of short selling regulation as a quasi-natural experiment. The results suggest that short selling can restrain the tendency of companies to commit financial fraud and reduce the severity...