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題名 Doing Justice to Fundamentals in Exchange Rate Forecasting: A Control over Estimation Risks
作者 Kuo, Biing-Shen
郭炳伸
貢獻者 國貿系
關鍵詞 random walk; fundamentals; exchange rate forecasting; shrinkage estimator; estimation risk; bootstrap
日期 2007
上傳時間 2-Apr-2015 11:36:12 (UTC+8)
摘要 A shrinkage estimator that accounts for estimation risks is developed and employed to re-access whether the monetary fundamentals help predict changes in exchange rates. The suggested estimator is featured by optimally pooling information from cross-sections across time and that from the individual time series of concern. While the estimation risk in term of mean squared errors takes place in the presence of param- eter uncertainties, it is more problematic in the context of the exchange rate predictive regression where the time series under study are typically short and the predictors are highly persistent. Monte-Carlo simulations clearly demonstrate that comparing to the least-square estimator, the magnitude of estimation errors associated with our shrink- age estimator is 10% to 35% less. Moreover, the risk reductions convert into sizable power gains for tests for predictability, yielding a robust inference. In contrast to the previous studies, a uniform evidence of the higher ability of monetary fundamentals to forecast exchange rate movements is now found at both short and long horizons, whether in-sample or out-of-sample.
資料類型 conference
dc.contributor 國貿系
dc.creator (作者) Kuo, Biing-Shen
dc.creator (作者) 郭炳伸zh_TW
dc.date (日期) 2007
dc.date.accessioned 2-Apr-2015 11:36:12 (UTC+8)-
dc.date.available 2-Apr-2015 11:36:12 (UTC+8)-
dc.date.issued (上傳時間) 2-Apr-2015 11:36:12 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/74337-
dc.description.abstract (摘要) A shrinkage estimator that accounts for estimation risks is developed and employed to re-access whether the monetary fundamentals help predict changes in exchange rates. The suggested estimator is featured by optimally pooling information from cross-sections across time and that from the individual time series of concern. While the estimation risk in term of mean squared errors takes place in the presence of param- eter uncertainties, it is more problematic in the context of the exchange rate predictive regression where the time series under study are typically short and the predictors are highly persistent. Monte-Carlo simulations clearly demonstrate that comparing to the least-square estimator, the magnitude of estimation errors associated with our shrink- age estimator is 10% to 35% less. Moreover, the risk reductions convert into sizable power gains for tests for predictability, yielding a robust inference. In contrast to the previous studies, a uniform evidence of the higher ability of monetary fundamentals to forecast exchange rate movements is now found at both short and long horizons, whether in-sample or out-of-sample.
dc.format.extent 220876 bytes-
dc.format.mimetype application/pdf-
dc.subject (關鍵詞) random walk; fundamentals; exchange rate forecasting; shrinkage estimator; estimation risk; bootstrap
dc.title (題名) Doing Justice to Fundamentals in Exchange Rate Forecasting: A Control over Estimation Risks
dc.type (資料類型) conferenceen