Sample selection is pervasive in applied economic studies. This paper develops semiparametric selection models that achieve point identification without relying on exclusion restrictions, an assumption long believed necessary for identification in semiparametric selection models. Our...

This study investigates the role of short sales in mitigating post-shock anomalies in stock returns within the context of China's evolving short-sales regulations. Utilizing a unique dataset of daily short-sale volumes, this research examines how short sellers influence stock price behavior...

Business cycles are often regarded as aggregate phenomena. However, against the backdrop of rapid structural transformation in Chinese economy, they are also influenced by cyclical changes in various sectors and the evolution of the economic network structure. From the perspective of production...