The literature has not reached a consensus yet regarding the existence of sovereign creditor moral hazard. Exploiting an exceptional historical example, this paper proposes an original method to address this issue. As the corona which are observable only during a total eclipse of the sun,...

Exploiting cross-sectional and time-series variations in European regulations during the July 2008 – June 2009 period, we show that: 1) Prohibition on covered short selling raises bid-ask spread and reduces trading volume, 2) Prohibition on naked short selling raises both volatility and...

Exploiting cross-sectional and time-series variations in European regulations during the July 2008 – June 2009 period, we show that: Prohibition on covered short selling raises bid-ask spread and reduces trading volume, prohibition on naked short selling raises both volatility and bid-ask...

The recent turmoil in the financial markets has highlighted that no asset is really free of risk. Indeed, even the supposedly safest assets, namely sovereign bonds issued by developed countries, are exposed to default risk. Despite this observation most mean-variance efficiency tests are...