Romanian Abstract: Tehnicile seriilor de timp sunt utilizate frecvent în analiza financiară. Această lucrare abordează unele caracteristici ale variabilelor financiare care le particularizează evoluţia. Sunt prezentate, de asemenea, câteva tehnici simple de analiză a seriilor de timp

O artigo analisa a noção de capital fictício em Marx a partir das idéias de autonomia dos valores relativamente aos preços e de autonomia da circulação relativamente à produção. Explora, nesta análise, o debate sobre a forma valor entre marxistas, e a noção de capital financeiro,...

We analyze the effect of two 2012's regulatory measures in the Brazilian telecommunications and electricity markets. The first intervention was undertaken by the telecommunications regulatory agency (Anatel) in 18th of July and refers to the interruption of the sales of important...

In 2011, the Brazilian government granted an income tax benefit to corporate bonds issued with the specific purpose of financing long-term infrastructure investments (Law 12.431/2011). The financial bonds favored by this policy have become known as "incentivized bonds". This paper describes the...

Muitos trabalhos recentes têm-se debruçado sobre a presença de dinâmicas de memória longa nos preços das acções devido às implicações controversas de tal constatação para a eficiência do mercado e, portanto, para os modelos martingale dos preços dos activos utilizados na economia...

Paper is focused on identifying of the minimal set of the necessary and sufficient logical attributes of the sustainable financing source.

The paper is aimed at reviewing and analyzing the main concepts and phenomena that could be counted as generative factors for the sustainable financial source.

The process of adhesion to the European structures imposes a certain direction to the capital markets and by this to the economic development. 

We analyze the effect of two 2012's regulatory measures in the Brazilian telecommunications and electricity markets. The first intervention was undertaken by the telecommunications regulatory agency (Anatel) in 18th of July and refers to the interruption of the sales of important...

In 2011, the Brazilian government granted an income tax benefit to corporate bonds issued with the specific purpose of financing long-term infrastructure investments (Law 12.431/2011). The financial bonds favored by this policy have become known as "incentivized bonds". This paper describes the...