Technological innovation is not exclusive to great industrial groups. Sometimes, innovative and dynamic companies emerge in high-tech sectors and constitute a serious threat for some industry giants. However, the high reactivity of these small companies is generally impaired by problems of...

The purpose of this paper is to analyze the gap risk of dynamic portfo- lio insurance strategies which generalize the "Constant Proportion Port- folio Insurance " (CPPI) method by allowing the multiple to vary. We illustrate our theoretical results for conditional CPPI strategies indexed on...

This paper examines the strategy in resource allocation of a firm which must choose between several production functions. These latter ones can differ by their respective initial investment amounts, input costs, output levels and prices...Such management problem is often posed when input values...

We study performance of Islamic and conventional indices of the Gulf Cooperation Council (GCC) countries in the wake of financial crisis of 2008 and test whether Islamic indices were less risky than conventional indices. We make use of data of the six GCC markets as well as the Dow Jones Islamic...

In this paper we test for the existence of equity market contagion originating from the United States to OECD markets over the period from 01/01/1990 to 01/11/2010 characterized by several episodes of financial crises. Our empirical analysis relies on the use of an ICAPM model which has three...

In this paper, we aim to investigate whether investor following is a determinant of the stock

The nexus between stock return and inflation is assessed for Pakistan using the methodology of frequency based causality and continuous wavelet transform over a long sample period 1961:M07 - 2012:M02. The preliminary investigation using the frequency based causality suggests interdependence of...

We investigate the diversification benefits and optimal portfolio allocation across different US asset classes. Our results from applying the principal component analysis (PCA) show that although there is an increasing trend in market integration, five major financial markets (equities, bonds,...

We examine the long term investment problem, under stochastic interest and inflation rates and incompleteness. Four basic financial assets are available on the financial market: a money market account (the cash), a real consumption good, a financial stock index and a bond with constant maturity....

This article attempts to examine whether the equity premium in the United States can be predicted from a comprehensive set of 18 economic and financial predictors over a monthly out-of-sample period of 2000:2 to 2011:12, using an in-sample period of 1990:2-2000:1. To do so, we consider, in...