This paper aims at testing for time-variations in herd behavior in stock markets. In particular, we analyze how investors’ behavior differs between times of market turmoil and tranquil trading periods. Thereby, we take into account herding within a certain market as well as international...

Short sellers are routinely blamed for destabilizing stock markets by exacerbating deviations from fundamental values. In response, regulators periodically impose short sale constraints aimed at preventing excessive stock market declines. One explanation is that policy makers regard short...

The Aix-Marseille School of Economics (AMSE) and the Banque de France have organised their second labour market conference, bringing together academics and representatives of international organisations and central banks. Discussions focused on the linkages between the housing and labour...

La Banque de France a organisé un atelier de recherche intitulé « Trading algorithmique et trading haute fréquence », le 8 novembre 2013, afin de comprendre les conséquences de l’automatisation des échanges boursiers et de mettre en lumière les défis que cette révolution...

The Aix-Marseille School of Economics (AMSE) and the Banque de France have organised their second labour market conference, bringing together academics and representatives of international organisations and central banks. Discussions focused on the linkages between the housing and labour...

We investigate possible reasons for voluntary delistings by U.S. firms from the Tokyo Stock Exchange from 1982 to 2005. We find that the small shareholder base, as measured by low turnover, for U.S. stocks in Japan helps to explain the voluntary foreign delistings. This finding is consistent,...

China launched a pilot scheme in March 2010 to lift the ban on short-selling and margin-trading for stocks on a designated list. We find that stocks experience negative returns when added to the list. After the ban is lifted, price efficiency increases while stock return volatility decreases....

Exemption from pre-trade transparency on dark platforms enables the prevention of information leakage and a major market impact, thus block traders prefer these platforms to public ones. There are several dark trading facilities: systematic internalisers, crossing networks, etc. In this study, I...

We study the effects of the introduction of a closing auction (CA) on the microstructure on the continuous trading phase in Borsa Italiana and Paris Bourse. We postulate and compare several empirical predictions based on both standard Kyle-type models and more recent models of limit order book....

Le début du XXIeme a connu un essor remarquable des marchés financiers, de l’innovation et des processus de déréglementation. L’inflation faible, la liquidité abondante, la confiance dans les marchés efficaces et autorégulateurs ont conduit a une perception généralisée de risque...