This study examines intraday patterns of short sales, margin purchases, adverse selection, and bid-ask spreads in the order-drivenmarket of the Taiwan Stock Exchange (TWSE). We find that both short sales and margin purchases exhibit a U-shaped intraday pattern in the TWSE. We further show that...

This paper investigates investor inattention as a plausible explanation for market reaction to repurchase announcements. We use prior turnover as the proxy for investor attention to examine the difference in stock price performance between low-attention stocks and high-attention stocks. We find...