The fierce aerospace competition between superpowers results in a strong public attention to satellite launch events in the U.S. Under limited attentional resources, U.S. investors allocate their attention more to market-level shocks than firm-specific shocks, making stock returns to comove more...

Active ETFs are less liquid than their underlying portfolios. This finding, which contrasts with that for passive ETFs, is attributed to uncertainty of future holdings of active ETFs. In addition, while diversification generally reduces firm-specific information asymmetry and improves portfolio...