Recent research shows that the annual average concentration and winter average concentration of PM2.5 in Chinese cities have exhibited a convergence trend since 2013. However, the urban air situation in China remains far from ideal. For an authoritative government, vertical environmental...

This study examines how digital economy development in China impacts the urban-rural income gap. We construct a digital economy development index using panel data from 30 provinces and cities in China from 2013 to 2021. By combining a spatially varying coefficient model with a chain-mediated...

The financial market provides a mechanism for aggregating information of heterogeneous traders, who have different beliefs, knowledge and trading strategies. This paper studies the interactions between heterogeneous traders and their impacts on price discovery by developing a pricing model for...