He, Yan; Lin, Hai; Wang, Junbo; Wu, Chunchi - In: Journal of Financial Intermediation 18 (2009) 3, pp. 464-490
We evaluate the efficacy of price discovery in the round-the-clock U.S. Treasury market. Using a comprehensive intraday database, we explore informational role of trades over the 24-hour day. We find that information asymmetry is generally highest in the preopen period and lowest in the...