Alberto Borges Matias

Eficiência do setor bancário brasileiro no período de 2006 a 2013: bancos domésticos x bancos estrangeiros

After the implementation of the Real Plan in 1994, the Brazilian banking industry has undergone profound structural changes, in which the production efficiency and the presence of foreign banks in the national economy have become more important for the sector. The debate on the presence of foreign banks in domestic economies and its consequences in the banking industry efficiency is subject of much discussion. This paper aims to test if foreign banks in the Brazilian market were more efficient than domestic banks between 2006 and 2013, using Data Envelopment Analysis (DEA). After having calculated the operational efficiency measures and obtained the efficient frontiers, the results pointed to a Brazilian banking industry dominated by domestic banks, and, in the period of 2006-2013, these were more efficient than their foreign competitors, while the overall efficiency of the Brazilian banking industry, on average, has deteriorated.

RENTABILIDAD EN EL SECTOR BANCARIO: UN ANÁLISIS COMPARATIVO ENTRE BANCOS BRASILEÑOS Y NORTEAMERICANOS .

This is a descriptive study that aims to observe the profitability’s behavior of Brazilian and North-American banks, considering a period major transformation for the sector. The sample consists of the largest banks selected according to the criterion “total assets” banks. To analyze variables indices of financial analysis were employed, as well as for comparative purposes were calculated the same indexes for the Brazilian and U.S. banking sector. The study period covers the years 2002 to 2013. Results show that Brazilian banks have higher profitability indicators to American banks, however, has lower margins than these.

ACCESO A LA COMPETITIVIDAD EN BASE A LA INFORMACIÓN: O BALANCE PREGUNTADO .

Given their dynamism, micro and small businesses can maintain a competitive position in the market and have patent economic representativeness. However, this reality collides with a profile management generally devoid of appropriate administrative tools, in the face of it was developed the method of inquired balance sheet to assist in lifting structured information about these companies. In order to validate this methodology we adopted an approach known as accountability metric audit Newcomb-Benford law and an evaluation of the usefulness of the tool by an entrepreneur.

Free Float e valor de mercado corporativo: um estudo do período de 2001 a 2010

No Brasil, em geral, a estrutura societaria das companhias e caracterizada por sua elevada concentracao. Nessa situacao, a funcao do modelo de governanca corporativa deixa de ser a resolucao do conflito de agencia entre administradores e acionistas, passando a representar a mitigacao do choque de interesses entre acionistas controladores e minoritarios. Na literatura academica, ainda nao ha um consenso sobre a relacao entre a estrutura de propriedade e controle e o desempenho corporativo. Destarte, o presente artigo teve como objetivo averiguar se o free float impactou sobre o valor de mercado corporativo no Brasil, ao longo dos anos de 2001 a 2010. Para tanto, foi utilizada uma amostra composta por 236 empresas brasileiras nao financeiras de capital aberto, somando 1190 observacoes. Foram empregados modelos dinâmicos de regressao linear multipla, estimados pelo Metodo dos Momentos Generalizado Sistemico (MMG-Sis). Os resultados apontaram que o free float total nao apresentou relacao com as variaveis dependentes. Todavia, o percentual de acoes com direito a voto em circulacao no mercado impactou positivamente sobre o Q de Tobin e o Valor da Empresa sobre o Ativo Total.