We analyse the effect of leverage components and banks' "business model channels" on risk-taking for Brazilian banks. Using a detailed dataset from the Brazilian financial system, the results show that the measurement of leverage components is relevant for determining banks' risk. We highlight...

The aim of this paper was to analyze the contribution of intangible assets in the value creation of companies, using the methodology proposed by Gu and Lev, 2003, Gu and Lev, 2011. The database used was collected in Datastream with information covering the period from 2001 to 2010. The main...

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...

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...

The aim of this paper was to analyze the contribution of intangible assets in the value creation of companies, using the methodology proposed by Gu and Lev (2003, 2011). The database used was collected in Datastream with information covering the period from 2001 to 2010. The main results...