Arbitrage trading strategies are a class of trading strategies that involve buying and selling financial instruments to take advantage of price discrepancies. The goal of arbitrage trading is to make a profit from the differences in prices between securities or markets, without taking on...

French Abstract. L’objectif de cette étude est d’analyser l’évolution du profil de risque des hedge funds pour parvenir à mieux se protéger contre un risque de faillite. L’étude de cas porte sur la débâcle d’Amaranth Advisors, hedge fund multi-stratégique qui a perdu plus de 6...

The analysis of factors which have the strongest influence on rating can contribute to the higher information availability of market participants, and it enables to react on changes and new information sooner and independently from rating agencies. The paper presents an estimation of corporate...

Why do diversified firms hold significantly less cash than focused firms? We study this using a dynamic model of corporate investment, saving, and diversification decisions. We find that investment dynamics are more important in explaining the cash differences than financing frictions. More...

The theory of cost of capital (long-term) assets [Sharpe, 1964, Lintner, 1965, Mossin, 1966] based on G. Markovits's model [Markovitz, 1952,1059], for many years forms base for estimated calculations in the investment analysis and corporate finance. But it implicitly means an assumption that the...

The Equity risk-premium and volatility puzzle - is it possible to have a high equity premium and a low risk-free rate with a plausible risk aversion- have received a great deal of attention but beyond this question, the fundamental issues of that puzzle are the followings: what are the economic...

A financial model is a model designed to represent in mathematical terms the relationships among the variables of a financial problem so that it can be used to make projections and/or answer ‘what if' questions. In particular, financial modeling can be combined with optimization modeling to...

According to the often-cited CapCo study (2003) about hedge fund failures, 50% of the failures were driven by Operational Risk. Not only for hedge funds, but also for other asset management companies – such as private equity companies, family offices or independent asset managers - operational...

Several theories like optimal trading range hypothesis, liquidity hypothesis, signaling hypothesis have been advanced in relation to this non-economic corporate event. But still there is need to study the investors' optimizing behavior after stock split. With this focus on optimization of the...