This study compares the performance of the widely used risk measure Value-at-Risk (VaR) across a large sample of developed and developing countries. The performance of the VaR is assessed by both unconditional and conditional tests of Kupiec and Christoffersen, respectively, as well as the...

A literature search shows that robust regression techniques are rarely used in applied econometrics. We present a technique based on Rousseeuw and Van Zomeren [Journal of the American Statistical Association, 85 (1990) 633–639] that removes many of the difficulties in applying such techniques...

This article reviews the functioning of prominent Credit Rating Agencies (CRAs) and suggests a better mechanism for rating. We start with the historical evolvement of the CRAs and the emergence of the three that are recognized first in the USA and then all round the world. The performance...

Bu makalede, döviz kurlarının belirlenmesinde Satın-Alma Gücü Paritesi, Örtülü Olmayan Faiz Parite’si ve Parasalcı Model ampirik olarak incelenmiştir. Türkiye için 1987-2004 aralığını kapsayan veriler kullanılmıştır. Çalışma, Satın-Alma Gücü Paritesi denklemindeki...

The systematic risk of IPO’s in the thinly traded Istanbul Stock Exchange (ISE) are estimated using Empirical Bayes Estimators (EBE). The sectors that the firms belong to, provide the priors. Comparisons are made with OLS estimators across different estimation and forecasting periods. Two...

This article investigates the relationship between inflation and inflation uncertainty, and the impact of monetary policy on this relationship using monthly Turkish inflation data over January 1984 to-October 2005. The results from various types of GARCH-M models indicate that higher inflation...

This study compares the performance of the widely used risk measure, value at risk (VaR), across a large sample of developed and emerging countries. The performance of VaR is assessed using both the unconditional and conditional tests of Kupiec and Christoffersen, respectively, as well as the...