Last year’s short sale ban, which restricted
shorting for about 1,000 stocks, created more volatility than
the financial crisis it was implemented in reaction to,
according to Abraham Lioui, a finance professor at EDHEC
Business School in Paris.
Lioui says regulators over-reached in their decision to place
a temporary ban on short selling, a move they failed to give
good reasons for and which had little, if...