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level of cost efficiency. While, we have proposed an assessment of the cost efficiency of Tunisian banks during the period … affect the cost efficiency scores of banks or not. Overall, our results demonstrate that environmental variables contribute … significantly and positively to the difference cost-efficiency scores between Tunisian banks. Also, our results show that private …
Persistent link: https://www.econbiz.de/10010079557
This paper investigates the determinants of banking system fragility by underlining the impact of bank liberalization on banking stability during the process of financial liberalization in emerging and developed countries. To this effect, we adopted a panel model with spatial dependency from a...
Persistent link: https://www.econbiz.de/10010009130
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
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
This study examines the impact of volatility shifts on volatility persistence for three major sector indices of Istanbul Stock Exchange (ISE) and ISE National 100 index over the period beginning from 1997 and ending in 2009. The exponential generalized autoregressive conditional...
Persistent link: https://www.econbiz.de/10009958079
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
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
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
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
efficiency, we note in addition, that the modelling of the seasonal variation using seasonal ARIMA model (SARIMA) may lead to …
Persistent link: https://www.econbiz.de/10010148054