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Algunas observaciones acerca del uso de software en la estimación del modelo Half-Normal

Ortega Irizo, Francisco Javier; Gavilán Ruiz, José Manuel - In: Revista de métodos cuantitativos para la economía y … 11 (2011), pp. 3-16

Using the maximum likelihood method, in order to estimate Half-Normal stochastic frontier production models, entails several practical di±culties that, perhaps, have not been su±ciently emphasised. In employing FRONTIER software, we analyse the case in which the estimation obtained suggests...

Persistent link: https://www.econbiz.de/10009957389

A time-varying parameter vector autoregression model for forecasting emerging market exchange rates

Kumar, Manish - In: International journal of economic sciences and applied … 3 (2010) 2, pp. 21-39

In this study, a vector autoregression (VAR) model with time-varying parameters (TVP) to predict the daily Indian rupee (INR)/US dollar (USD) exchange rates for the Indian economy is developed. The method is based on characterization of the TVP as an optimal control problem. The methodology is a...

Persistent link: https://www.econbiz.de/10009958060

Volatility shifts and persistence in variance : evidence from the sector indices of Istanbul Stock Exchange

Çağlı, Efe Çağlar; Mandacı, Pınar Evrim; … - In: International journal of economic sciences and applied … 4 (2011) 3, pp. 119-140

This study examines the impact of volatility shifts on volatility persistence for three major sector indices of … volatility shifts which are determined by using iterated cumulative sums of squares (ICSS) and modified ICSS algorithms such as … Kappa-1 (ê-1) and Kappa-2 (ê-2). The results indicate that the inclusion of volatility shifts in the model substantially …

Persistent link: https://www.econbiz.de/10009958079

On the importance of the arrival of new information

Chumacero, Rómulo A. - In: Estudios de economía 37 (2010) 2, pp. 207-215

This paper develops a framework for evaluating the importance of the arrival of new information for forecasting, estimation, and decision making. By fusing known and recently developed statistical tests and concepts, the paper provides guidelines for detecting outliers, influential observations,...

Persistent link: https://www.econbiz.de/10009959113

Modeling stock market indexes with copula functions

Leśkow, Jacek; Mokrzycka, Justyna; Krawiec, Kamil - In: E-Finanse : finansowy kwartalnik internetowy 7 (2011) 2, pp. 1-16

Contemporary financial risk management is significantly based on the analysis of time series of returns. One of the most significant errors frequently committed by analysts is the predominant use of normal distributions when it is clear that the returns are not normal. Copula models and models...

Persistent link: https://www.econbiz.de/10009959716

Global imbalances in current account balances

Bildirici, Melike; Kayıkçı, Fazil - In: Journal of applied finance & banking 2 (2012) 6, pp. 83-93

Persistent current account deficits were observed in some developing countries that are received substantial foreign capital in the last decades. This has raised the issue of sustainability and increased the volume of studies about the measures of sustainable current account deficits in the...

Persistent link: https://www.econbiz.de/10010118422

Volatility modeling for forecasting stock index with fixed parameter distributional assumption

Rahman, Md. Mostafizur; Rahman, Md. Azizur; Hossain, … - In: Journal of applied finance & banking 3 (2013) 1, pp. 109-122

The aim of this paper is to empirically investigate the in sample and out of sample forecasting performance of several GARCH-type models such as GARCH, EGARCH and APARCH model with Gaussian, student-t, Generalized error distribution (GED), student-t with fixed DOF 10 and GED with fixed parameter...

Persistent link: https://www.econbiz.de/10010118432

Seasonal adjustment versus seasonality modelling : effect on tourism demand forecasting

Gasmi, Amira - In: Advances in management & applied economics 3 (2013) 4, pp. 119-132

In this study, we treat the seasonal variation in monthly time series in the context of the Western-European tourism demand for Tunisia, by presenting different techniques of detection of seasonality and the parametric and non-parametric approaches of seasonal adjustment. Then, we compare the...

Persistent link: https://www.econbiz.de/10010148054

The New Keynesian Phillips Curve in an inflation targeting country : the case of Turkey

Gozgor, Giray - In: International journal of economic sciences and applied … 6 (2013) 1, pp. 7-18

The possible short-run trade-off between the inflation (gap) and the output (gap) remains a critical policy issue for any emerging economy; particularly when an implicit or an explicit inflation targeting monetary policy is considered. The New Keynesian Phillips Curve (NKPC) has recently set up...

Persistent link: https://www.econbiz.de/10010160677

Structured bonds and Greek demons is the attack ”fair”?

Kiriakopoulos, Konstantinos; Mavralexakis, Theodoros - In: Journal of applied finance & banking 1 (2011) 2, pp. 231-277

The severe political turmoil provoked by an allegedly mispriced private bond issue in Greece added to the controversial matter of whether prices of structured bonds sold to investors are "fair" or not. In this paper structured bond market is analysed with particular focus on valuation issues. It...

Persistent link: https://www.econbiz.de/10010009068