Tunnelling by large shareholders is a problem representative of ownership concentration. Large shareholders may interfere with a firm's information disclosure to support their tunnelling behaviour, causing a high stock price crash risk. Using listed companies in China from 2001 to 2019 as a...

The increase in agricultural machinery input contribution rate has been the most significant structural change in the input factors of grain production in recent years. In this study, we constructed a threshold regression model and a spatial Durbin model to investigate the threshold effects and...