Is bitcoin the new digital gold? To answer this question, we investigate the potential benefits of bitcoin during extremely volatile periods. We use the multivariate extreme value theory, which is the appropriate statistical approach to model the tail dependence structure of the return...

This paper investigates the existence of long-run benefits of the international diversification in the equity markets of the US and the Pan-European Stock Exchange. The study which spans 6 years uses weekly data based on closing values of the general indices of Dow & Jones Industrial Average and...

In this note the Tuesday the 13th anomaly for the Athens Stocks Exchange (ASE) is discussed. Using the ASE General index over the period 1985 to 2006 and some well known linear parametric and non parametric tests, it is found some evidence that returns on Tuesday the 13th are statistically...

This paper examines the existence of long-run benefits of the international diversification in the equity markets of the US, Greece, UK. The study which spans 11 years uses monthly data based on closing values of the general indices of Dow & Jones Industrial Average, FT All Share and Athens...

In this paper, we study the contemporaneous tail dependence structure in a pairwise comparison of the ten largest cryptocurrencies, namely Bitcoin, Dash, Dogecoin, Ethereum, Litecoin, Monero, Namecoin, Novacoin, Peercoin, and Ripple. We apply multivariate extreme value theory and we estimate a...