Recently, the advantage of country diversification relative to sector diversification has been questioned especially against the background of the European monetary and financial integration. Correct estimates of the correlation matrix are central for the evaluation of the relative...

The Body Beautiful and her boyfriend, Hunk the Spunk, are a pair of ruthless, vindictive and relentless dictators. They insist we diet constantly, spend a fortune on skincare and fashion items, and spend our lives jumping over hurdles that BB and Hunk raise higher and higher. But, did you know...