Global stock markets are not just about numbers like the number of companies listed or market value. It's more about how they react to information - whether they are very active or too slow. This book looks at both the numbers and the behavior of stock markets to see how developed they are. By analyzing 130 markets, it shows which ones are more advanced in terms of quantity and behavior. This information can help investors make better decisions and gain an edge in the financial market. It's a useful resource for students, researchers, and professionals in finance and economics.