Detecting Chaos and Nonlinear Dynamics in Sao Paulo Stock Exchange Index Returns (IBOVESPA)

2018 ◽  
Vol 7 (1) ◽  
pp. 45-58
Author(s):  
Ferrouhi El Mehdi
2014 ◽  
Vol 15 (39) ◽  
Author(s):  
Arquimedes De Jesus Moraes ◽  
Eduardo José Pinheiro ◽  
Alexsandro Ronchi Negrelli
Keyword(s):  
Big 4 ◽  

El objetivo de esta investigación es identificardeterminantes de los costos de auditoría (non audit FEE) delas empresas brasileñas. La muestra contempló informacionesde las empresas en la BM&FBOVESPA, que resulta dela fusión entre la São Paulo Stock Exchange (Bovespa) y laBrazilian Mercantile and Futures Exchange (BM&F), entre2009 y 2012. Los resultados indican que el tamaño de laempresa auditada en el final del año fiscal está positivamenterelacionado con los gastos de consultoría; si la empresade auditoría es una Big 4, los honorarios de consultoríano poseen una relación significativa. En contrapartida, losclientes de menor tamaño tendrán costes menores de honorariosde consultoría.


2019 ◽  
Vol 17 (3) ◽  
pp. 47
Author(s):  
F. Henrique Castro ◽  
William Eid Junior ◽  
Verônica F. Santana ◽  
Claudia E. Yoshinaga

<p>We summarize the fifty-year history (1968-2017) of the Ibovespa, a gross total return index that comprises the most liquid stocks traded on the São Paulo Stock Exchange in Brazil. We provide contextual material on the Brazilian economy during this 50-year period (such as the fight against hyperinflation, the privatization of companies, and economic crises) and its impact on the index composition and performance. We discuss the effect of the change in the index calculation<br />methodology that took place in 2014, when companies with lower market capitalization became less representative in the index. Finally, we discuss the representativeness of each industry on the Ibovespa portfolio.</p>


2017 ◽  
Vol 62 (4) ◽  
pp. 1317-1334 ◽  
Author(s):  
Carol Thiago Costa ◽  
Wesley Vieira da Silva ◽  
Lauro Brito de Almeida ◽  
Claudimar Pereira da Veiga

2008 ◽  
Vol 13 (1) ◽  
pp. 45
Author(s):  
Marco Aurélio Marques FERREIRA ◽  
Roseane Grossi ◽  
Crislene Leal ◽  
Suely De Fátima Ramos Silveira

The present work had as intention to simulate the creation of portfolios, from measurable attributes of the behavior of actions negotiated in the São Paulo Stock Exchange, taking as reference the profile of the investors and aiming at to construct to distinct sets of actions come back the different profiles of investors. The theoretical base of the article if supports on the theory of portfolio that describes the choices of financial applications capable to maximize the waited utility of an investor, from the use of performance indices. The research was constructed from secondary data by means of one ranking composed for 100 stocks negotiated in the São Paulo Stock Exchange in 2005, elaborated for five criteria. The related Ranking was developed by the Economática and was published in Você S/A (2006) with the heading “Guide of Stocks”. For the simulation of the formation of the portfolios techniques of multivariate analysis of data had been used. The results suggest it was possible the differentiation of big and small investors, from questions associates to its profile, as presented in literature of finances, and the identification of distinct criteria for the different formed clusters.


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