摘要：The relationship between stock liquidity and price change was researched in this paper by using data collected from Tehran Stock Exchange July to September 2010. Since this ratio could make a separation between the trading behaviors, it is important for the stock market authority to consider in assessing the market. Hypotheses were examined through correlation test about daily and monthly data. A correlation coefficient measures the strength and direction of a linear association between two variables. It ranges from -1 to +1. The results showed a significant relation between daily liquidity and price changes of stocks. In addition, significant relation was found between monthly liquidity and price changes of stocks. T student test showed positive but low correlation between liquidity and price change rates.
关键词：Stock liquidity; stock price changes; average value of ask/bid; average inter arrival rate
