This research considers a mathematical model for pricing the procrastination option. The concept of procrastination will be discussed from the point of view of Psychology, Economy, Finance and Strategy. The maximum limit of the strategy of procrastination will be investigated, considering the...

The present article intend to verify the presence of speculative rational bubbles, starting from the identification of switching regime of the returns generation process in the brazilian market exchange, BOVESPA, for the Plano Real period (July of 1994 to March of 2004). In order to achieve this...

In this paper, we investigated the profitability of technical analysis as applied to the stock markets of the BRICS member nations. In addition, we searched for evidence that technical analysis and fundamental analysis can complement each other in these markets. To implement this research, we...

The objective of this paper is to evaluate bank efficiency in the period from 2012 to 2016 by applying Data Envelopment Analysis (DEA) in a dataset of 37 Brazilian banks provided by the Brazilian Central Bank. We have explored three gaps in research conducted with Brazilian banks by using the...

Solvency II defines minimum capital requirements from insurance companies, due to their exposure to risk. Regulatory bodies of the Brazilian insurance market issued regulations based on a deterministic model for the calculation of risk based capital. In this study, we discuss a simple...

Credit risk evaluation has a relevant role to financial institutions, since lending may result in real and immediate losses. In particular, default prediction is one of the most challenging activities for managing credit risk. This study analyzes the adequacy of borrower's classification models...

The objective of this article is to investigate whether, despite of the goal of utility maximization defended by the neo-classic economic theory, the altruism can prevail inside organizations. Initially, one brief discussion of the altruism will be presented, analyzing this concept from some...

The present article intend to verify the presence of speculative rational bubbles, starting from the identification of switching regime of the returns generation process in the brazilian market exchange, BOVESPA, for the Plano Real period (July of 1994 to March of 2004). In order to achieve this...

The objective of this study is to analyse the relationship of economic growth and financial development as determinants of NLI premium consumption, using data from a highly volatile economic environment. The empirical results revealed a positive relationship among economic growth, credit, and...