Even though a substantial part of the worst plunge appeared to be linked to a trader error — one $40 stock fell for a time to one penny — prices had fallen around the world even before such mistakes began to happen.
It appears that investors are again growing more hesitant to own assets like stocks and bonds, particularly since many now cost far more than they did only a few months ago. Another sharp retrenchment by investors, consumers and businesses could threaten the current global recovery by choking off financing and new orders for companies.
Read more here: Market Drop Fueled by a Crisis, Anxiety and an Error