show that IDT activity reduces bid ask spread and increases intra-day volatility and total volume traded. The volume traded …

reservations about the impact of foreign speculators on both expected" returns and market volatility. We propose a cross … receipts country funds and other financial instruments, in an extranational market and market volatility in emerging equity … volatility and correlation are less robust." …

fraction of benchmarked institutional investors leads to a decline in price informativeness, which can cause a decline in the … prices of all risky assets and the market portfolio. The decline in price informativeness also leads to a substantial …

profitable speculation stabilizes asset markets …

Analyses of the role of rational speculators in financial markets usually presume that such investors dampen price …-looking rational speculators can lead to increased volatility of prices about fundamentals …

This is a summary and interpretation of some of the literature on stock price volatility that was stimulated by Leroy … models for expected returns adequately explain stock price volatility. This suggests a role for some nonstandard models for …, there is little direct evidence that such fads play a significant role in stock price determination …

date the stock price will conform to market fundamentals forever …