This article validates the chaotic behavior in the Argentinean, Brazilian, Canadian, Chilean, American, Peruvian and Mexican Stock Markets using the MERVAL, BOVESPA, S&P TSX COMPOSITE, IPSA, IGPA, S&P 500, DOW JONES INDUSTRIALS, NASDAQ, IGBVL and IPC Stock Indexes respectively. The results of...

Testing for the assumption of independence between spatial variables is an important first step in spatial conometrics. Usually the researchers use the bivariate generalization of the Moran’s statistic, specifying a spatial matrix a priori. This test is applicable only to detect linear...

En este documento se presenta una metodología para el cálculo del Ranking acumulado de las entidades financieras que participan en la encuesta mensual de expectativas de inflación y tasa de cambio nominal (TRM), realizada por el Banco de la República. La metodología se basa en la prueba...

En este documento se presenta una metodología para el cálculo del Ranking acumulado de las entidades financieras que participan en la encuesta mensual de expectativas de inflación y tasa de cambio nominal (TRM), realizada por el Banco de la República. La metodología se basa en la prueba...

This paper studies the effects of school attributes on test scores in the city of Bogotá. The paper shows, first, that both teacher-pupil ratios and teacher education are positively correlated with higher test scores, and, next, that these associations are circumscribed to private schools. In...

This paper examines the effects of family background and school characteristics on standardized test results. We use the ICFES test: the Colombian equivalent to the American SAT. The paper reaches three main conclusions. First, parental schooling has a substantial effect on test results. Second,...

This study aimed mainly on designing a methodology for the measurement and evaluation of management efficiency in the electricity sector in Venezuela. We conducted a literature review on the existing techniques, as management indicators, stochastic frontiers and data envelopment analysis (DEA),...

This paper presents the main results of a model of import demand of wood products in the U.S. and its implications for Colombia. The time length considered here was 1980-1999. The theoretical model used was developed by Deaton and Muellbauer in 1980 and it is called: An Almost Ideal Demand...

This study addresses the analysis of residential demand in Spain, focusing on various energy goods such as electricity, natural gas, and fuels for personal vehicles. Employing an approach based on the QUAIDS model and using data from the 2022 Household Budget Survey from the Spanish National...

In the present Doctoral Thesis, we offer an analysis of the Local Agenda 21 and of the achievements reached in the attainment of a Sustainable Development through these programs. With this aim, firstly, we have established the institutional and conceptual framework of the Sustainable...