In financial market, one of complex systems, there is highly nonlinear interaction between heterogeneous traders. Due to this nonlinear interaction, emergent behavior, which is so called ‘stylized facts' occurs in financial market. To understand impact of interaction between heterogeneous...

The systemic risk induced by a connection among financial objects is generally measured by returns, volatility, interbank loans, etc. Nevertheless, these measures do not capture the microscale component of the interconnections induced by heterogeneous investor activity. In this paper, we exploit...

The systemic risk induced by a connection among financial objects is generally measured by returns, volatility, interbank loans, etc. Nevertheless, these measures do not capture the microscale component of the interconnections induced by heterogeneous investor activity. In this paper, we exploit...

This paper reviews studies related to factors and anomalies in empirical asset pricing. The contents are presented in three main parts. First, in international studies, model structures, factors, and the factor generation processes of major empirical pricing models are introduced, and results...

This study finds short-term idiosyncratic momentum (iMOM) in cross-sectional stock returns. The short-term iMOM utilizes the daily residual returns estimated by pricing models in the previous month. This is different from idiosyncratic volatility (IVOL), which uses the volatility of the same...