This Paper examines the intraday behaviors of bid/ask spreads, depths and their determinants on an order-driven market in the Shanghai Stock Exchange. Our analysis shows that the intraday 5-minute bid/ask spreads display an L-shaped pattern and the depths exhibit an inverted L-shaped pattern....

This paper investigates the empirical relationship between intraday volatility and trading volume. Our primary dataset consists of 5-minute returns and trading volumes for the period between January 1, 2000 and December 31, 2002, for a subset of thirty-nine stocks from the Shanghai Stock...