Hans-Werner Sinn, Frank Westermann
in: P. de Grauwe, Hrsg., Exchange Rate Economics: Where Do We Stand?, MIT Press: Cambridge, Mass. 2005, S. 207-238; NBER Working Paper Nr. 8352, 2001;CESifo Working Paper Nr. 493, 2001.
CESifo Working Paper No. 493, Mai 2001, "Why has the Euro been falling?", verfügbar auf www.cesifo.org
NBER Working Paper No. 8352, Juli 2001, "Why has the Euro been falling?", verfügbar auf www.nber.org