A Nominal Interest Rate Rule : the Case of the Open Economy, 1991. ,
« The Solution of Linear Difference Models under Rational Expectations, Econometrica, issue.5, p.48, 1980. ,
Price Level Determinacy with an Interest Rate Policy Rule and Rational Expectations, Journal of Monetary Economics, vol.8, issue.3, 1981. ,
« Indeterminacy, bubbles and the Fiscal Theory of Prive Level Determination, NBER Working Paper, 1998. ,