The COVID-19 outbreak on the Diamond Princess ship has caused over 600 (still increasing) cases as of February 19, 2020. By using the growing process model, we demonstrated that this Diamond Princess cruise outbreak implies a short serial interval of COVID-19. Hence, timely contact tracing and...

After the financial crisis, a financial innovation, the central clearing counterparty (CCP) has been proposed and proved its importance in facilitating the clearing of interbank liabilities. In its original design, there is a possibility that the CCP may go default, and thus jeopardizing the...

This paper builds an empirical model to connect option-implied cumulants with expected risk premia through latent risk factors. Expected risk premia on individual stocks are estimated by applying a new partial least squares-based method on risk-neutral cumulants at different orders and various...

We show that seasoned equity offerings (SEOs), in which secondary share-offering size greatly exceeds market share turnover, provide a unique opportunity for stock price manipulation by speculators holding restricted shares. The proposed new theory is consistent with several puzzling empirical...

This paper estimates skewness risk premia on individual stocks using synthetic skew swaps and shows that there is a considerably large variation of monthly realized skewness risk premia across a representative set of portfolios which are sorted by skewness risk premium payoffs in the prior...