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This paper considers the forecast accuracies of VAR and ARIMA models. The paper, hence, employs monthly Turkish CPI …, Exchange Rate and Interest rate variables for the period 1994:1-200:07, and, observes the ex-post forecast values of the … MAE, MAPE, MSE, RMSE, Theil U1 and Theil U2 criteria evaluations, this paper reveals that VAR forecast is superior to …
Persistent link: https://www.econbiz.de/10015254124
Turkish Abstract: Bu çalışmada, hisse senedi getiri modellerinde yapılan hatalara dikkat çekmek ve sonraki çalışmalarda bu hataların tekrarlanmasını önlemek amaçlanmıştır. Hisse senedi getirilerini veya fiyatlarını açıklamayı amaçlayan modelleri öneren çalışmalar...
Persistent link: https://www.econbiz.de/10012868075
This study has investigated the effect of VIX, created as an implied volatility in the US, on 15 emerging stock markets … in conditional variance and emerging bad news concludes that volatility further increases. The results of the analysis … show that implied volatility index affect Argentina, Brazil, Mexico, Chili, Peru, Hungary, Poland, Turkey, Malaysia …
Persistent link: https://www.econbiz.de/10008464865
The aim of this study is to compare the ex post forecast accuracies of VAR, ARIMA, ES, Combining and Add-factor methods … adjusted by the additive decomposition method and found as I(1). In the following steps, the ex post forecast models of these … methods are established. Forecast outputs are evaluated by the criteria of MAE, MAPE, MSE, RMSE and Theil U. In conclusion of …
Persistent link: https://www.econbiz.de/10015254084
Bu calisma kapsaminda hisse senetleri IMKB’de islem goren hizmet sektoru firmalarinin sermaye yapisini etkileyen firmaya ozgu faktorlerin saptanmasi amaclanmis olup, bu amac dogrultusunda soz konusu firmalarin IMKB’nin web sitesinden elde edilen mali tablo bilgileri panel veri kullanilarak...
Persistent link: https://www.econbiz.de/10008867640
Persistent link: https://www.econbiz.de/10013373850
Persistent link: https://www.econbiz.de/10012694646
the evaluation of the forecast performance of the models. By comparing the volatility forecasts of the models with the … observed volatility of the out-of-sample period, we evaluate the forecast performance of the models. In the evaluations, we use …), 2003-2004 yıllarına ait veriler ise modellerin öngörü (forecast) performanslarının değerlendirilmesinde kullanılmıştır …
Persistent link: https://www.econbiz.de/10012951155
forecasts have been compared with realized volatility for the forecast period. To evaluate the performance of each model … tahmininde (estimation), 2004 yılına ait veriler ise modellerin öngörü (forecast) performanslarının değerlendirilmesinde … GARCH models for daily, weekly and monthly volatility in composite, financial, services and industry indices of Istanbul …
Persistent link: https://www.econbiz.de/10012951259
show that inclusion of the GT data increases forecast quality. However, the difference between using the firm's GT data or …
Persistent link: https://www.econbiz.de/10013291419