Browsing Documentos indexados pela Scopus by Issue Date
Now showing items 1-20 of 663
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Testing income series. An application of principal components
1976A methodology based on principal components is developed for the testing and estimation of aggregate income series. The technique consists in extracting the first principal component from residuals of estimated demand ... -
Optimierung von Finanzierung und Abschreibungsmethode im Hausbau
1982The paper has two purposes. First, it is shown that for many cases of practical interest the optimal selection of the depreciation method can be made independently from the selection of the financing-mix. Second, a ... -
Support restrictions and sequential equilibria
1987We consider equilibrium concepts which require that the support of beliefs at an information set be contained in the supports of beliefs at preceding information sets. We analyze by means of an example why such equilibria ... -
Macroeconomics and agriculture in Brazil: results from vector autoregressions
1987Sets up an empirical framework to examine the relationship between monetary policy and relative prices of agricultural commodities and the impacts of agricultural shocks on relative prices and the money supply. The observed ... -
Brazil: Opportunity and crisis in higher education
1988The current situation in Brazilian higher education is discussed in the context of (i) its historical background; (ii) the 1968 reform and its unintended consequences; (iii) the recommendations of the 1985 Presidential ... -
The consistency of welfare judgments with a representative consumer
1988It is common practice to use the representative consumer hypothesis without specifically assuming any of the sufficient conditions under which one will exist. We show, first, that it is possible for the utility of the ... -
Exchange rate volatility in high inflation economies: an econometric study of Poland and Brazil
1994This paper analyses exchange rate series for Poland and Brazil. The Polish series, related to the period soon after the first liberalizing measures, presents a high volatility which is not accounted for by some selected ... -
Iniqüidades nas políticas de saúdes: o caso da América Latina
1995Four points relating to the iniquities of the health services are brought out. In the first, the economic crisis the region has been going through during recent decades, is discussed and the contention that the tendency ... -
Infinite horizon incomplete markets with a continuum of states
1996In this paper we address existence of equilibria in an incomplete markets economy with countably many periods and a continuum of states at each node of the infinite tree. We consider two models: one where agents have to ... -
The gains from MERCOSUL: a general equilibrium, imperfect competition evaluation
1997This paper presents general equilibrium evaluations of the MERCOSUL. Three scenarios are examined, varying from increased world regionalism to an optimistic multilateral situation. Welfare gains are significant for Uruguay, ... -
Inside and Outside Money as Alternative Media of Exchange
1999We study a random-matching model of money in which a subset of people, called bankers, have known histories and the rest, called nonbankers, have unknown histories. Earlier, we showed that if there are no outside assets, ... -
Auctions with endogenous participation
2000We study endogenous-participation auctions where bidders only know the number of potential participants. After seeing their values for the object, potential participants decide whether or not to enter the auction. They may ... -
Increasing cones, recession cones and global cones
2000In this paper, we discuss and compare various cones used in the economics literature to analyze arbitrage in general equilibrium models with short selling. Our main result is that under certain conditions on an economic ... -
Moral hazard and general equilibrium in large economies
2001The paper analyzes a two period general equilibrium model with individual risk, aggregate uncertainty and moral hazard. There is a large number of households, each facing two individual states of nature in the second period. ... -
Priorities in cost sharing for soil and water conservation: a revealed preference study
2001A number of studies have questioned how successfully paid land diversion has been adapted to address broad environmental policy concerns. Similar evaluations of cost-sharing programs have not been performed. This paper ... -
Reductionism and complex thinking during ERP implementations
2001In this paper, the authors contrast complex thinking and reductionism in organizational transformation processes, focusing on enterprise resource planning (ERP) systems. ERP has been promoted as a management panacea, and ... -
International capital and the environment in Latin America: preparing for the next century
2001This century’s end has been witnessing an increase in environmental concern. While initially a subject of developed countries, developing countries began to realize that the trade off between developing and conserving the ... -
Data mining, Bongard problems, and the concept of pattern conception
2002The concept of pattern conception was discussed for categorization of data mining architectures. The difference between pattern conception and pattern recognition models lead to the categorization of information processing ...
