Showing 1 - 10 of 20
In this article, we combine machine learning techniques with statistical moments of the gasoline price distribution. By doing so, we aim to detect and predict cartels in the Brazilian retail market. In addition to the traditional variance screen, we evaluate how the standard deviation,...
Persistent link: https://www.econbiz.de/10012492981
We aim to evaluate two different econometric screens for identifying anti-competitive behavior in the fuel retail market: (i) The Markov-Switching GARCH (MS-GARCH) Models; (ii) The Local Gaussian Correlation (LGC) approach. Using the gasoline cartel judged and condemned in Brasília as a...
Persistent link: https://www.econbiz.de/10013466692
This paper aims at contributing to the decision-making regarding the allocation of public resources under the Federal Legislative Power. The focus of the paper was to construct criteria that could help elect the municipal legislative council in each micro-region that has the greatest power of...
Persistent link: https://www.econbiz.de/10010330563
Issues like structural breaks and misspecification biases make it difficult to find a term structure of interest rates forecast model that dominates all competitors. Focusing on Brazilian data, this paper aims to identify the existence of combining methods that provide superior performance than...
Persistent link: https://www.econbiz.de/10011858391
The paper investigates different implications of theoretical models for hierarchical structure. A sample of 6578 firms in the Brazilian manufacturing industry is considered and explanatory factors pertaining structural characteristics, network technology, technological innovations, managerial...
Persistent link: https://www.econbiz.de/10010264121
Lionel Robbins contributions are often discussed in terms of two main aspects. First, the delineation of the scope of economics in terms of decision making conditional on scarcity. Second, a more methodological concern with respect to scientific neutrality and the possibility of meaningful...
Persistent link: https://www.econbiz.de/10010264265
The paper estimates the lower bound for market concentration taking as reference the framework advanced by Sutton (1991). Quantile regression methods were considered in the context of the Brazilian manufacturing industry in 2005 and separate estimates were obtained for exogenous and endogenous...
Persistent link: https://www.econbiz.de/10010264469
The paper aims at empirically investigating the relationship between regulation and the capital structure of the regulated firm, A key aspect of the referred relationship pertains a leverage effect according to which debt could be increased as a response to previous physical capital investment...
Persistent link: https://www.econbiz.de/10010265976
The paper investigates survival patterns of Brazilian franchising firms during the 1994-1999 period. First, at a more descriptive level one considered the (percentage) survival of newly created franchisors in the following years. The evidence indicated a drastic decay in survival after only a...
Persistent link: https://www.econbiz.de/10010274734
The paper aims at assessing discrete complementarities in innovation policies in the context of the Brazilian industry in 2003. The paper considers the approach advanced by Mohnen and and Röller [European Economic Review, 2005] that focuses on supermodularity and submodularity tests for...
Persistent link: https://www.econbiz.de/10010276376