TY - JOUR AU - Christiano,Lawrence J. TI - Solving Dynamic Equilibrium Models by a Method of Undetermined Coefficients JF - National Bureau of Economic Research Technical Working Paper Series VL - No. 225 PY - 1998 Y2 - February 1998 UR - http://www.nber.org/papers/t0225 L1 - http://www.nber.org/papers/t0225.pdf N1 - Author contact info: Lawrence Christiano Department of Economics Northwestern University 2001 Sheridan Road Evanston, IL 60208 Tel: 847/491-8231 Fax: 847/491-7001 E-Mail: l-christiano@northwestern.edu AB - I present an undetermined coefficients method for obtaining a linear approximating to the solution of a dynamic, rational expectations model. I also show how that solution can be used to compute the model's implications for impulse response functions and for second moments. ER -