French Abstract:Cet article propose trois modèles de prévision de la détresse financière basés sur les réseaux de neurones et les algorithmes génétiques. La situation financière d'une entreprise est appréciée par les probabilités risque neutre de défaut déterminées par le modèle...

This paper examines the relation between the external financing cost and the choice of the investment timing. Contrary to Lyandres (2007), this paper not only takes in consideration the variation of the investment but also the variation of its payoff. Results show that firms don't present the...

This study examines the association between different institutional investors’ ownership and earnings management practice using a neural networks approach. It investigates this relationship for a sample of 121 US firms. We examine also the effect of institutional ownership on the level of...

This paper applies the mean-variance portfolio optimization (PO) approach and the stochastic dominance (SD) test to examine preferences for international diversification versus domestic diversification from American investors' viewpoints. Our PO results imply that the domestic diversification...

In this study, we examine the relations between the three keys variables of liquidity such as trading volume, bid-ask spread, and intraday price volatility. Hausman’s (1978) tests of specification confirmed that trading volume, bid-ask spread and intraday price volatility are jointly...

This paper investigates the logical ties between investment, financing and dividends decisions, creating the coherence of these three strategic financial decisions of the firm. Basing on results of a questionnaire addressed to a number of financial managers of firms, a comparative survey between...

This paper applies the mean-variance portfolio optimization (PO) approach and the stochastic dominance (SD) test to examine preferences for international diversification versus domestic diversification from American investors’ viewpoints. Our PO results imply that the domestic diversification...

This paper examines the impact of estimation errors on the financial portfolios optimization processes and investigates the controversy problem of the international and domestic optimal diversification strategies choice from an American investor’s point of view. We introduce the concept of...

Based on a case study firm whose asset is an investment option, this paper focuses on the debt financing impact and the existence of agency conflicts regarding the option exercise on optimal investment decisions, optimal capital structure and option value. The investment opportunity which is a...