Using the volatility spillover index method based on the quantile vector autoregression (QVAR) model, this paper systematically examines structural changes and corresponding spillover effects within 20 major stock markets under both extreme and normal market conditions, using data spanning from...

January 1999 - National and urban motor vehicle ownership increases at about the same rate as income, whereas road length increases with income mainly at the national level. So, urban congestion grows with income. Controlling vehicle fleet growth and use would require high taxes that increase...

The overloaded ecological environment induced by the rapid process of urbanization globally should be targeted between different regions. As an emerging economic market in the world, BRICS countries play a valuable role in achieving sustainable development worldwide. For formulating effective...

The overloaded ecological environment induced by the rapid process of urbanization globally should be targeted between different regions. As an emerging economic market in the world, BRICS countries play a valuable role in achieving sustainable development worldwide. For formulating effective...