1. Allen, P. R. (1995). The economic and policy implications of the NATREX approach. In J. L. Stein, P. R. Allen, & Associates (Eds.), Fundamental determinants of exchange rates (pp. 1–37). Oxford: Clarendon.
2. Aron, J., Elbdawi, I., & Kahn, B. (1997). Determinants of the real exchange rate in South Africa. WPS/97–16. Oxford: Centre for the Study of African Economies.
3. Baffes, J., Elbadawi, I. A., & O’Connell, S. A. (1997). Single-equation estimations of the equilibrium real exchange rate. Policy Research Working Paper Series 08/20/97. Washington DC: The World Bank.
4. Balvers, R. J., & Bergstrand, J. H. (1997). Equilibrium real exchange rates: Closed-form theoretical solutions and some empirical evidence. Journal of International Money and Finance, 16(3), 345–366.
5. Barrell, R., & Wren-Lewis, S. (1989). Fundamental equilibrium exchange rates for the G7. CEPR Discussion Paper, 00/02.