Buscar
Mostrando ítems 1-10 de 79
Um estudo empírico sobre os benefícios da procura e do uso da Internet como fonte de informações
(Associação Nacional dos Programas de Pós-graduação em Administração, 2002-12-01)
This study replicates previous studies focusing on consumer information search benefits and introduces the Internet as a source of information to investigate whether its users obtained more benefits in the purchase of new ...
Mercados sequenciais e ativos financeiros em modelos de equilíbrio geral
(Sociedade Brasileira de Econometria, 1998-05-01)
Ensaio em competição monopolística
(Sociedade Brasileira de Econometria, 1982-11-02)
This article treats the topic of monopolistic competition, interpreted as a Cournot oligopoly in market equilibrium. The notion of a Cournot oligopoly is discussed, and its relation to the non-cooperative Nash equilibrium ...
Expectations about monetary policy and the behaviour of the central bank
(Sociedade Brasileira de Econometria, 2017-11-28)
Using microdata from the IBRE-FGV Consumer Survey we investigate if Brazilianconsumers form expectations consistent with the Taylor rule and if the consistencychanges according to the monetary policy conducted by the Central ...
Testing the hypothesis of contagion using multivariate volatility models
(Sociedade Brasileira de Econometria, 2008-11-01)
The aim of this paper is to test whether or not there was evidence of contagion across the various financial crises that assailed some countries in the 1990s. Data on sovereign debt bonds for Brazil, Mexico, Russia and ...
A business cycle study for the U.S. from 1889 to 1982
(Sociedade Brasileira de Econometria, 1986-04-01)
The main task of the economists that study the behaviour of business cycles is to explain why and how certain economic variables tend to fluctuate away from their expected trends. They put questions such as why unemployment ...
Barreiras à entrada nas indústrias: o papel da firma pioneira
(Sociedade Brasileira de Econometria, 1991-04-01)
What is a barrier to entry? This paper takes the view that a barrier to entry is a rent that is derived from incumbency. It is the additional profit that a firm can carn as a sole consequence of being established in an ...
The trade-off between incentives and endogenous risk
(Sociedade Brasileira de Econometria, 2007-11-01)
Negative relationship between risk and incentives, predicted by standard moral hazard models, has not been confirmed by empirical work. We propose a moral hazard model in which heterogeneous risk-averse agents can control ...
Using spatial covariance function for antitrust market delineation
(Sociedade Brasileira de Econometria, 2009-05-01)
In this paper, an estimation of a Spatial Covariance Function was proposed for determining the relevant geographic market for a merger. This methodology was applied to a proposed merger between two competing Brazilian ...
The high frequency impact of macroeconomic announcements in the Brazilian futures markets
(Sociedade Brasileira de Econometria, 2016-11-01)
The estimation of the impact of macroeconomic announcements in the Brazilian futures markets is used to uncover the relationship between macroeconomic fundamentals and asset prices. Using intraday data from October 2008 ...