In theory, banning short selling stabilizes stock prices but undermines pricing efficiency and has ambiguous impacts on market liquidity. Empirical studies find mixed and conflicting results. This paper leverages cross-country policy variation during the 2020 Covid crisis to assess differential...

The global financial crisis and its effect on stock market volatility seems persuaded the market regulators how destabilising short-selling can be and how it contributes to undermine market's confidence. Following the decisions of other market regulators, the Italian securities exchange...