This discussion paper led to an article in the <I>Journal of Financial Markets </I> (2013). Volume 16, pages 571-603.<P> This paper links the recent fragmentation in equity trading to high frequency traders (HFTs). It shows how the success of a new market, Chi-X, critically depended on the participation...</p></i>

This paper applies the dichotomous theory of choice by Zou (2000a) tothe analysis of investmentstrategies and security markets. Issues concerning individualoptimality, (approximate) arbitrage,capital market equilibrium, and Pareto efficiency are studied undervarious market conditions. Among the...

Monthly seasonality in the stock prices returns is among the best known calendar anomalies that affect the capital markets. The knowledge about such calendar patterns could be exploited in building successful investment strategies. However, it was revealed that not all the calendar anomalies...

In this paper we review the main theoretical financial indicators developed to evaluate investment portfolios, as Jensen’s Alpha, Treynor Index, based on risk as portfolio’s beta, as well as Sharpe’s index based on risk as volatility. Then, we show the fundamentals of conditional...

The following article considers the practical use of temporary connections that arise between different exchange assets. The concrete recommendations to build a trading strategy based on the theory of market focuses are proposed. The main idea in this case is that strong positive correlation...

People by and large tend to postpone their present consumption for numerous reasons. This postponement of consumption leaves them with surplus money to invest for future consumption. Amongst the number of alternatives avenues present for such investments, gold too tends to be one of them. People...

The aim of the paper is to implement the algorithm for selecting stocks from a pool of stocks listed in a single market index like S&P CNX 500(say) and finding the corresponding weights of the stocks in the optimized portfolio using Treynor’s ratio, on the basis of historical data of Indian...

Maximization of result from operations with securities is not always ultimate goal of participants. For example, result can be exchanged into different currencies. There can be different utility functions that transform result into some asset. Different risk-neutral probability densities could...

Romania a EU member state confronts with serious economic and social problems increased by the world economic crisis. Since the foreign investments represent the engine of economic development, the paper proposes to analyze the reasons which determines the foreign investors to make placements in...

In the actual context of world economy, the foreign investments tend to become, beside the resources of each country, the main financing and stimulating source of economic development. The foreign investments represent a way by which, in the economy of host country it is introduced the behaviour...