The main result of this paper consists in the resolution of the inverse problem for the Black-Cox (1976) model, using the method proposed by Sukhomlin (2007). Based on the backward approach, we obtain an exact expression of the implied volatility expressed as a function of quantifiable market...

This paper examines the factors that affect inflows - outflows of capital in bond mutual funds that operated in the Greek market during the period 1997-2005. Investors in bond mutual funds do not seek for high gross returns in order to determine their investment decisions in contrast with...

Standard consumption-based models typically fail in pricing asset returns. In a famous seminal paper, Mehra and Prescott (1985), using a standard consumption model, prove the presence of a puzzle (i.e. equity premium puzzle). The recent financial literature still has to provide a convincing...

This study proposes a process for observing evidence of insider trading in the Athens Stock Exchange (ASE). This is performed by building an environment which, based upon previous research, common sense and information technology, may be used for observing such evidence. It is designed to be...

Over the last two decades, a number of financial disasters have occurred due to failure in risk management procedures. If some, as the Asian financial crisis, had a very much more muted global impact (even though they sent shock waves through global financial markets, the main damage were fairly...

In this paper we study the possible effect it may have concerning the use of financial derivatives in the evolution of the share price of Mexican non-financial corporations, whether such contracts are used for hedging financial risks or for trading. The first part is a review of the literature...

One of the best known and highly regarded Socially Responsible Investing (SRI) indexes is the Dow Jones Sustainability Index World (D.J.S.I.-World). By using the model of Generalized Autoregressive Conditional Heteroskedasticity (GARCH), the relation between D.J.S.I.-World returns to 10 year...

This study examines the effect of financial factors on the sugar market by using Generalized Autoregressive Conditional Heteroskedasticity (GARCH) models. The results show that changes in capital and energy markets returns have a positive impact on the mean returns of Sugar futures as opposed to...

In this work we extend a De Jure measure of capital account restrictions, previously assembled by Miniane (2004) for 34 economies, to a set of 181 countries for the period 1996-2005. Additionally, having in mind the pitfalls of this indicator, we propose two new measures. The first excludes...

Share repurchase happens when a company repurchases its own shares for any purpose determined by the general meeting of shareholders, including their further sale. Share repurchase is like dividend payout a form of transferring profit to shareholders. However, contrary to dividends, it is quite...