A common feature of financial time series is their strong persistence. Yet, long memory may just be the spurious effect of either structural breaks or slow switching regimes. So far, five testing procedures have been proposed to distinguish between true and spurious long memory. The tests are...

In the aftermath of the 2008 financial crisis, the development of shadow banking has been seen as one of the determinants for the increase of system risk. While diversity within the shadow banking system has been largely overlooked, in this paper we focus on European Monetary Market Funds (MMFs)...

This paper proposes a two factor model for asset pricing. We formulate a model of asset returns that in addition to the traditional market return term includes also the square of the market return to account for risk originating from coskewness with the market portofolio. The quadratic term is...