We propose a new Sharpe ratio index obtained from return and volatility spillover indices to individual assets from the …-7 stock markets by using daily return and volatility data from September 2013 to October 2021. Our empirical findings …

In China, real estate and the stock market are the two main markets favored by both individual and institutional … stock market and real estate sector's trading volumes in 31 provinces of China. Its empirical results are based on panel …

individual effects on economic growth and volatility using the power-ARCH framework with annual data since the 1890s. The results …

individuals' sleep time exhibits both variability and volatility characterized by stationary autoregressive conditional … young children at home. Volatility is greater among parents with young children, slightly greater among men than women, but … rates. Volatility in sleep spills over onto volatility in other personal activities, with no reverse causation onto sleep …

contagion spillover volatility by focusing on a sample of major oil-exporting and oil-importing countries using daily data from …; during COVID-19; and during the Russian-Ukrainian war. Our results confirm the persistence of volatility for the series … volatility transmission between oil prices and exchange-rate markets. However, the COVID-19 pandemic and the Russian …

shocks depends on financial conditions. Our model allows us to change the response of the US financial markets to volatility …