We investigate the effects of S&P's sovereign re-ratings on the higher moments of equity market returns over recent financial crises. Using a set of intraday stock market index prices and sovereign credit ratings for a sample of 36 countries which experienced sovereign rating changes over the...

Rational strategic planning has long been used as an instrument to improve financial performance. With the increasing complexity of the business environment, this positive impact has decreased. As a result, there have been several calls for more work focusing on investigating and understanding...

We assess the stock market volatility spillover between three closely related countries, United States, China and Australia. This study considers industry data and hence provides a clear idea of the channels through which volatility is transmitted across these countries. We find that there is...

This paper investigates the relationship between oil and airline stock returns under different time frequencies. First, we propose an Autoregressive moving average model with mixed frequency exogenous variable to analyse the different impacts of oil on airline stock returns on daily, weekly, and...

Using the panel vector autoregression (VAR) method, this paper documents relationships between investor attention and stock market activities; i.e., return, volatility, and trading volume, respectively. In sum, bidirectional dynamic interdependence of the SVI–stock market activities...

We find that leverage-initiating stocks experience an increase in return comovement with existing leveraged stocks and a decrease in return comovement with existing zero-leverage stocks in the year after the leverage initiation event. In contrast, stocks that fully deleverage comove more with...