Recent literature has shown the existence of pathologies if one combines the most important models for pricing and hedging derivatives and coherent risk measures. There may exist portfolios (good deals) whose (return; risk) is as close as desired to (1; ??1). This paper goes beyond existence...

In this paper, we apply time-varying copulas to investigate whether a contagion effect existed between energy and stock markets during the recent financial crisis. Using the WTI oil spot price, the S&P500 index, the Shanghai stock market composite index and the Shenzhen stock market component...

On observe depuis plusieurs annees aux Etats-Unis, et dans la periode plus recente en Europe, une hausse forte de la dette des entreprises servant a racheter (et a annuler) leurs actions. Sans imperfection financiere, ces operations (qui accroit la volatilite des resultats et le risque de...

During the week of August 6, 2007, a number of quantitative long/short equity hedge funds experienced unprecedented losses. It has been hypothesized that a coordinated deleveraging of similarly constructed portfolios caused this temporary dislocation in the market. Using the simulated returns of...

El documento presenta una primera aproximación a un ejercicio de administración de activos y pasivos de los fondos privados de pensiones. La metodología desarrollada pretende resaltar la importancia de las decisiones de inversión, por parte de los administradores de los fondos, engarantizar...

This paper proposes dynamic copula and marginals functions to model the joint distribution of risk factor returns affecting portfolios profit and loss distribution over a specified holding period. By using copulas, we can separate the marginal distributions from the dependence structure and...

This paper focuses on the time series properties of the level of underpricing of IPO shares and volume of initial selling in Hong Kong equity market. Strong autocorrelation among the level of underpricing has been identified. Evidence suggests that the initial selling volume plays an important...

The basic financial purpose of an enterprise is maximization of its value. Trade credit management should also contribute to realization of this fundamental aim. Many of the current asset management models that are found in financial management literature assume book profit maximization as the...

Using data from 2003-2007, we calculate the systematic risk and cost of equity for firms listed on USE; Preliminary estimates show that nominal Cost of equity capital reduced over time from 63.24 percent (January 2005 to January 2006) to 18% (February 2006 to March 2007). The efficient frontier...

The notion of Net Present Value (NPV) is thought to formally translate the notion of economic profit, where the discount rate is the cost of capital. The latter is the expected rate of return of an equivalent-risk alternative that the investor might undertake and is often found by making...