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...

Despite the dramatic surge in the production of fakes, their impact on the art market remains unexplored. This paper investigates the overall impact that the discovery of a fake painting, for example a fake Gauguin, has on the market for paintings from the same artist (Gauguin’s artworks)....

During World War II, the art market experienced a massive boom in occupied countries. The discretion, the inflation proof character, the absence of market intervention and the possibility to resell artworks abroad have been suggested to explain why investing in artworks was one of the most...

This paper investigates the informational efficiency of bond markets when investments are constrained by financial repression. To assess informational efficiency, this paper performs weak-form efficiency tests on the most liquid bond traded in Italy during the war. Surprisingly, the bond market...

The market portfolio efficiency remains controversial. This paper develops a new test of portfolio mean-variance efficiency relying on the realistic assumption that all assets are risky. The test is based on the vertical distance of a portfolio from the efficient frontier. Monte Carlo...

The emergence of the gold standard has for a long time been viewed as inevitable. Fluctuations of the gold-silver exchange rate in world markets were accused to lead to brutal and unsustainable switches of bimetallic countries’ money supplies. However, more recent work has shown that the...

Addressing crises raises a sharp reference-class problem in economics. Namely, economic theory lacks an inclusive and consistent classification of crises. This problem stems from the fact that economists tend to adapt their views on crises to recent episodes, and omit averted and potential...

Art is often used as an investment vehicle. Given the importance of market efficiency in finance, we use a large auction-based index to test whether the art market is weakly efficient. Evidence reveals that returns on artworks exhibit high positive auto-correlation. We attribute this result to...

The financial underperformance of art as an investment is well documented. In contrast to studies conducted on peace-time periods, this paper shows that the art market in occupied France during WWII significantly outperformed all alternative investments (bonds, equities, as well as currencies...

Economists have been blamed for their inability to forecast and address crises. This paper attributes this inability to intertwined factors: the lack of a coherent definition of crises, the reference class problem, the lack of imagination regarding the nature of future crises, and sample...