Intraday Effects
Mostrando 1-7 de 7 artigos, teses e dissertações.
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1. DESENVOLVIMENTO E VALIDAÇÃO DE MÉTODO PARA DETERMINAÇÃO DE BISFENOL A E ETINILESTRADIOL EM AGUAPÉ E MINI-PAPIRO PROVENIENTES DE WETLANDS CONSTRUÍDAS
Bisphenol A and ethinylestradiol, both considered as endocrine disruptors, have been found in surface water and effluents from municipal wastewater supply and can cause adverse health effects on wildlife species and in human beings at extremely low level. In order to remove these compounds from wastewater, constructed wetlands has been used since it proved t
Quím. Nova. Publicado em: 21/10/2019
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2. Determination of Antibiotics Residues in Milk Using a QuEChERS Method Using Full Factorial Design and Liquid Chromatography-Tandem Mass Spectrometry
This study evaluated different methods of extraction based on quick, easy, cheap, effective, rugged and safe (QuEChERS) method for analysis of the antibiotics ceftiofur, cloxacillin and enrofloxacin in milk using ultra-performance liquid chromatography-tandem mass spectrometry. The QuEChERS acetate method has been shown to be inefficient for extracting such
J. Braz. Chem. Soc.. Publicado em: 04/07/2019
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3. EMPIRICAL ANALYSIS OF BRAZILIAN CENTRAL BANK¿S FOREIGN EXCHANGE INTERVENTIONS USING HIGH FREQUENCY DATA / ANÁLISE EMPÍRICA DAS INTERVENÇÕES CAMBIAIS DO BANCO CENTRAL DO BRASIL USANDO DADOS DE ALTA FREQUÊNCIA
The goal of this dissertation is to investigate the existence of abnormal returns in U.S. dollar futures contract maturing in the first moments near to the realization of exchange auctions by the Central Bank of Brazil. On the occasion of a positive response to the first question, we evaluated the persistence of these returns that ultimately describe how fas
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 09/04/2012
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4. Desenvolvimento e validação de metodologia analítica para a determinação de canabidiol e tetraidrocanabinol em amostras de plasma por cromatografia em fase gasosa/espectrometria de massas / Development and validation of an analytical methodology for determination of cannabidiol and tetrahydrocanabinol in plasma samples using gas phase chromatografy /mass espectrometry
Dissertation (Master). Faculdade de Ciências Farmacêuticas de Ribeirão Preto Universidade de São Paulo, Ribeirão Preto, 2008. The Cannabidiol (CBD), that represents about 40% of the cannabinoids found in Cannabis sativa plant, is devoided of the typical psychological and cognitive effects of 9-Tetrahydrocannabinol (9THC). Researches suggest that CBD sho
Publicado em: 2008
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5. Testando a existência de efeito Lead-lag entre os mercados acionários norte-americano e brasileiro
This study is aimed at identifying the existence of lead-lag effects between the US stock market, represented by the New York Stock Exchange (NYSE), and the Brazilian stock market, represented by the Sao Paulo Stock Exchange (BOVESPA), i.e. whether upward and downward price movements in the NYSE are followed, on average, by similar movements in BOVESPA, whic
Publicado em: 2008
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6. Reestruturação do sistema de pagamentos brasileiro: o caso da clearing de câmbio da BM&F. / Brazilian payment system restructuring: the case of the BM&F foreign exchange clearinghouse.
This study had the goal to clarify the importance of the Foreign Exchange Clearinghouse related with the new project of restructuring the Brazilian System of Payments (BSP). With this purpose it was observed how the old payment system operated, with the risks assumed by the Central Bank, mainly those associated with the systemic risk. In the new project, the
Publicado em: 2003
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7. MICROSTRUCTURE EFFECTS ON THE BRAZILIAN STOCK MARKET: A STUDY ON INTER AND INTRADAY PATTERNS / UM ESTUDO DOS EFEITOS DE MICROESTRUTURA NOS PADRÕES INTER E INTRADIÁRIOS DO MERCADO BRASILEIRO DE AÇÕES
Esta dissertação examina os efeitos dos mecanismos de negociação e do comportamento dos agentes no processo de formação dos preços das ações do mercado brasileiro. As evidências iniciais sugerem que o retorno, a variância e o volume de negócios das ações brasileiras seguem um padrão de comportamento em forma de U ao longo do dia de transação
Publicado em: 2002