Bitcoin is a major virtual currency. Using weekly data over the 2010-2013 period, we analyze a Bitcoin investment from the standpoint of a U.S. investor with a diversified portfolio including both traditional assets (worldwide stocks, bonds, hard currencies) and alternative investments...

Pyramids, cross-ownership, rings and other complex features inducing control tunnelling are frequent in the European and Asian industrial world. Based on the matrix methodology, this paper offers a model for measuring integrated ownership and threshold-based control, applicable to any group of...

In this article, tests for globalization and contagion are separated using an ex ante definition of crises, and contagion tests are neutralized with respect to globalization effects. A large database is constructed to study the stability of correlation matrices for four asset classes: equities,...

This paper starts from the observation that 23% of the world’s microfinance institutions (MFIs) manage without subsidies. We examine how unsubsidized institutions cope with their social mission. Overall, the lack of subsidies worsens social performances. However, our results show that...

This paper offers a new representation of discrimination on the job market based on the most recent findings in the socio-psychological academic literature about human behaviour. Put it simply, it is assumed that the agents prefer working with people like themselves. This "affinity" principle is...

When a financial crisis breaks out, speculators typically get the blame whereas fundamentalists are presented as the safeguard against excessive volatility. This paper proposes an asset pricing model where two types of rational traders coexist: short-term speculators and long-term...

Most of the customers of microfinance institutions are female. But do men and women benefit from the same credit conditions? We investigate this issue by presenting an original model and testing its predictions on an exceptional database comprising 34,000 loan applications from a Brazilian...

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 is observable only during a total eclipse of the sun,...

This paper estimates the impact of loan officers' subjectivity on microcredit granting by exploiting an exceptionally detailed database from a Brazilian microfinance institution. Loan officers collect field data, meet with applicants, and make recommendations to the credit committee that in turn...