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...

Este artículo aplica seis técnicas y herramientas (análisis gráfico, gráfico de recurrencia,entropía de espacio temporal, coeficiente de Hurst, exponente de Lyapunov y dimensiónde correlación), a las series de retornos del cobre, oro, petróleo, plata, zinc, aluminio,plomo y níquel, con...

This article employs six techniques and tools such as chart analysis, chart recurrence, space temporary entropy, Hurst coefficient, Lyapunov exponent and dimension correlation on the copper, gold, oil, silver, zinc, aluminum, nickel, and lead return series to corroborate the existence of a...

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...

This paper uses the Hinich test to detect non-linearity windows on the series of daily closing prices of the commodities Copper, Gold, Palladium, Brent Oil, Silver, Platinum and Oil WTI. In addition, we use Wavelet theory to study either the scale or the scales that occur or accumulate the...

We propose semi-parametric CUSUM tests to detect a change point in the correlation structures of non--linear multivariate models with dynamically evolving volatilities. The asymptotic distributions of the proposed statistics are derived under mild conditions. We discuss the applicability of our...

This paper tests for random walks and weak-form market efficiency in European equity markets. Daily returns for sixteen developed markets (Austria, Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United...

This exploratory paper is among the first to examine the impact of stock exchange mergers on informational market efficiency. We focus on the merger of Bolsa de Valores de Lisboa e Porto (Portuguese Stock Exchange) with Euronext in 2002 (that created Euronext Lisbon). To investigate this...

This note examines the weak-form market efficiency of Latin American equity markets. Daily returns for Argentina, Brazil, Chile, Colombia, Mexico, Peru and Venezuela are examined for random walks using serial correlation coefficient and runs tests, Augmented Dickey-Fuller (ADF), Phillips-Perron...