1. Some tests of specification for panel data: Monte carlo evidence and an application to employment equations;Arellano;Rev. Econ. Stud.,1991
2. Ashley, R., Tsang, K.P., 2012. The oil price-macroeconomy relationship: Does persistence matter? Available at SSRN 2185548.
3. Ashley, R., Verbrugge, R.J., 2006. Mis-specification in Phillips curve regressions: quantifying frequency dependence in this relationship while allowing for feedback, Technical report.
4. Frequency dependence in regression model coefficients: an alternative approach for modeling nonlinear dynamic relationships in time series;Ashley;Econ. Rev.,2009
5. Ashley, R., Tsang, K.P., Verbrugge, R., 2014. Frequency dependence in a real-time monetary policy rule. Available at SSRN 1543928.