1. Market maker activity on NASDAQ: Implications for trading volume,;Gould;Stanford Journal of Law, Business and Finance,1994
2. The effect of market segmentation and illiquidity on asset prices: Evidence from exchange listings,;Kadlec;Journal of Finance,1994
3. NASDAQ Fact Book 8#x38; Company Directory 1991 1993 National Association of Securities Dealers Washington, DC
4. New York Stock Exchange Fact Book 1989-91 New York Stock Exchange New York
5. Market microstructure and asset pricing: an empirical investigation of NYSE and NASDAQ securities.;Reinganum;Journal of Financial Economics,1990