What Caused Black Monday: The Stock Market Crash of 1987?

Monday, October 19,1987 is known as Black Monday. On that day, stockbrokers in New York, London, Hong Kong, Berlin, Tokyo and just about any other city with an exchange stared at the figures running across their displays with a growing sense of dread. A financial strut had buckled, and the strain brought world markets tumbling down. >>> Read the full article @ Investopedia

Man Vs. Machine: How the Crash of ’87 Gave Birth To High-Frequency Trading

In response to 1987’s Black Monday, Nasdaq tweaked an existing system that would automatically give retail investors preference in the trading queue. It made it mandatory for market makers to instantly execute trades of 1,000 shares or less by retail investors in its Small Order Execution System, or SOES. >>> Read the full article @ CNBC