Herwartz, H., Rengel, M. and Xu, F. (2016) Local trends in price-to-dividend ratios - assessment, predictive value and determinants. Journal of Money, Credit and Banking, 48 (8). pp. 1655-1690. ISSN 1538-4616 doi: https://doi.org/10.1111/jmcb.12370

Cavaliere, G. and Xu, F. (2014) Testing for unit roots in bounded time series. Journal of Econometrics, 178 (2). pp. 259-272. ISSN 0304-4076 doi: https://doi.org/10.1016/j.jeconom.2013.08.026

Lütkepohl, H. and Xu, F. (2012) The role of the log transformation in forecasting economic variables. Empirical Economics, 42 (3). pp. 619-638. ISSN 1435-8921 doi: https://doi.org/10.1007/s00181-010-0440-1

Luetkepohl, H. and Xu, F. (2011) Forecasting annual inflation with seasonal monthly data: using levels versus logs of the underlying price index. Journal of Time Series Econometrics, 3 (1). pp. 1-21. ISSN 1941-1928 doi: https://doi.org/10.2202/1941-1928.1094

Herwartz, H. and Xu, F. (2010) A functional coefficient model view of the Feldstein–Horioka puzzle. Journal of International Money and Finance, 29 (1). pp. 37-54. ISSN 0261-5606 doi: https://doi.org/10.1016/j.jimonfin.2008.12.001

Herwartz, H. and Xu, F. (2009) A new approach to bootstrap inference in functional coefficient models. Computational Statistics & Data Analysis, 53 (6). pp. 2155-2167. ISSN 0167-9473 doi: https://doi.org/10.1016/j.csda.2008.09.014

Herwartz, H. and Xu, F. (2009) Panel data model comparison for empirical saving-investment relations. Applied Economics Letters, 16 (8). pp. 803-807. ISSN 1466-4291 doi: https://doi.org/10.1080/13504850701221949

Herwartz, H. and Xu, F. (2008) Reviewing the sustainability/stationarity of current account imbalances with tests for bounded integration. The Manchester School, 76 (3). pp. 267-278. ISSN 1467-9957 doi: https://doi.org/10.1111/j.1467-9957.2008.01059.x

Xu, F. (2005) Does consumption-wealth ratio signal stock returns? VECM results for Germany. Economics Bulletin, 3 (30). pp. 1-13. ISSN 1545-2921