Thiago de Melo Teixeira da Costa
Universidade Federal de Viçosa
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Revista Contabilidade & Finanças | 2008
Thiago de Melo Teixeira da Costa; Carlos Alberto Piacenti
Pension Funds have become increasingly representative internationally and nationally. These institutions present an efficient administration of their investment portfolios. At the same time, the negotiations with agricultural future contracts are increasingly consolidated in Brazil as an alternative for investors wanting to diversify their portfolios. This work aimed to evaluate the viability of using agricultural derivatives as a form of minimizing the risks of investment portfolios of Pension Funds in Brazil, within the legal limits those entities are submitted to, based on these institutions profile in relation to the allocation of their investments in the country. Thus, the performance of portfolios without and with 1% agricultural derivatives was assessed. The risk analyses were accomplished through the model Value-atrisk (VaR), using conditional variance models (Family GARCH) for the extraction of the daily series of volatilities. The returns were risk-weighted by the Adapted Sharpe Index (ASI). The results showed that, within the established parameters for each investment modality, the introduction of agricultural future contracts was beneficial for all the proposed profiles, reducing the risk more than proportionally to the return. The work becomes more significant as the financial figures involved are analyzed. Assuming, for instance, that the Pension Funds invest, overall, 1% of their assets, it is expected that over R
REAd. Revista Eletrônica de Administração (Porto Alegre) | 2013
Paulo Ricardo da Costa Reis; Thiago de Melo Teixeira da Costa; Suely de Fátima Ramos Silveira
2 billion would be injected into the future market of agricultural commodities, a value representing approximately 10% of all invested resources in financial movements for 2004.
Revista Ciências Sociais em Perspectiva | 2017
Wagner Belchior Dias; João Eduardo Ribeiro; Thiago de Melo Teixeira da Costa
The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.
Nucleus | 2017
Luciano Henrique Fialho Botelho; Thiago de Melo Teixeira da Costa
O objetivo deste estudo e identificar e analisar as redes sociais formada pelos pesquisadores das areas de Administracao, Ciencias Contabeis, Economia e areas afins que publicaram artigos cientificos sobre Previdencia Social no Brasil, buscando compreender o condicionamento social na construcao do conhecimento da area. Para tanto, foram construidas redes sociais, a partir de informacoes de autoria dos trabalhos disponiveis no Portal Capes, no periodo de 2000 a 2014. O referencial compreendeu 86 artigos que totalizaram 169 autores e 172 relacoes, analisados por meio do software Gephi. Os relacionamentos sociais expressaram que a rede de autores e coautores e fragmentada, apresentando varios componentes, sendo a maioria de duplas de autores, alem disso avaliaram-se individualmente os autores mais centrais, em que a Universidade de Sao Paulo se destacou como instituicao vinculada a grande parte de autores com grande numero de colaboradores. No que concerne a centralidade de intermediacao e de proximidade, foi observado que houveram mudancas entre os autores com maior pontuacao em relacao a centralidade de grau, sendo confirmado pela analise de correlacao que a colaboracao, a intermediacao e a proximidade nao sao fenomenos extremamente relacionados quando o tema e Previdencia.
Nucleus | 2016
Luciano Henrique Fialho Botelho; Thaís Santos Silva; Humberto Rodrigues Marques; Rafael Morais Pereira; Thiago de Melo Teixeira da Costa
O mercado de capitais e um mecanismo importante para a capitacao de recursos pelas empresas, alem de ser uma opcao para aplicadores, individuais ou organizacoes. No Brasil, a BM&FBOVESPA e a maior bolsa de valores em operacao. Com relacao aos investidores individuais, percebe-se baixa participacao, quando comparada a bolsas de outros paises emergentes. O objetivo desse estudo foi analisar a participacao de investidores pessoas fisicas na BM&FBOVESPA, especificamente dentro dos setores de listagem das empresas e dos segmentos de governanca corporativa, verificando se algum setor ou segmento de governanca corporativa se destaca em termos de participacao de pessoas fisicas. Ainda, procurou-se analisar o perfil dos aplicadores pessoas fisicas e a evolucao temporal da participacao desses investidores na BM&FBOVESPA. O referencial teorico aborda aspectos sobre governanca corporativa, comportamento e preferencia dos investidores e incentivos as aplicacoes no mercado de capitais. Com relacao a metodologia, utilizou-se uma abordagem qualitativa e quantitativa com um objetivo exploratorio e descritivo. Foram utilizados dados secundarios disponibilizados pela BM&FBOVESPA e a analise dos mesmos foi feita por meio de estatistica descritiva, Regressao Linear Simples (RLS) e de analises graficas baseadas no referencial teorico. Os resultados demonstraram que a evolucao do numero de pessoas fisicas na bolsa de valores ocorreu concomitantemente com o momento economico favoravel, ainda que o setor de tecnologia da informacao foi destaque em relacao ao percentual de investidores pessoas fisicas e que a listagem em segmentos superiores de governanca corporativa nao esta diretamente relacionada com uma maior de participacao de investidores individuais.
REAd. Revista Eletrônica de Administração (Porto Alegre) | 2013
Paulo Ricardo da Costa Reis; Thiago de Melo Teixeira da Costa; Suely de Fátima Ramos Silveira
O mercado de capitais brasileiro obteve avancos nos ultimos anos, a partir da criacao de normas mais eficazes de Governanca Corporativa. No entanto, esse mercado ainda e pouco expressivo no pais, diferentemente do que ocorre nos paises desenvolvidos. Por esse motivo, com o alicerce da globalizacao financeira, muitas empresas brasileiras buscam recursos em bolsas de valores estrangeiras, principalmente na Bolsa de Valores de Nova York, possuidora de regras reduzidas para empresas estrangeiras. Esse artigo tem como objetivo analisar acoes de Governanca Corporativa praticadas pelas empresas brasileiras atuantes na NYSE, numa perspectiva comparada com as regras da bolsa norte-americana. A Governanca Corporativa e destacada a partir de suas particularidades no Brasil e na NYSE e de aspectos envolvidos, como a transparencia. De modo a atingir os objetivos propostos, foi utilizada uma abordagem predominantemente qualitativa, descritiva e com tratamento de dados atraves de pesquisa documental. Os resultados foram encontrados atraves da analise de Relatorios contendo exigencias que as empresas estrangeiras devem seguir para atuar na NYSE. Os resultados demonstraram que nem todas as exigencias da NYSE para as empresas norte-americanas sao desenvolvidas pelas empresas brasileiras, sendo esse nao seguimento de normas justificado pela nao exigencias nas regras brasileiras.
REAd. Revista Eletrônica de Administração (Porto Alegre) | 2013
Paulo Ricardo da Costa Reis; Thiago de Melo Teixeira da Costa; Suely de Fátima Ramos Silveira
The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.
Food Quality and Preference | 2013
Alexandre Navarro da Silva; Rita de Cássia dos Santos Navarro da Silva; Marco Aurélio Marques Ferreira; Valéria Paula Rodrigues Minim; Thiago de Melo Teixeira da Costa; Ronaldo Perez
The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.The process of decentralized political, administrative and fiscal power intensified after 1988 aimed to promote the transfer of power, resources and assignments to local governments. Moreover, this process drove the municipal emancipation process in order to bring a government of society, promoting the public service improvement. This study presents the analysis of public revenues and social welfare in those cities emancipated from 1988 to 1997. Mean tests were used in order to compare the performance of emancipated municipalities with the performance of their municipalities of origin. In conclusion, it was found that the new municipalities are beneficiaries of government transfers and have the same capacity for tax collection as their municipalities of origin. Nevertheless, this did not allow the municipalities cited to present a level of welfare greater than in the municipalities of origin, as well as greater efficiency in managing these resources, since they are closer to users.
Ciencia Rural | 2014
Naiara Barbosa Carvalho; Thiago de Melo Teixeira da Costa; Marco Aurélio Marques Ferreira; Andréa Alves Simiqueli; Valéria Paula Rodrigues Minim
Revista Contabilidade & Finanças | 2015
Paulo Ricardo da Costa Reis; Suely de Fátima Ramos Silveira; Marcelo José Braga; Thiago de Melo Teixeira da Costa