TY - BOOK AU - Christiano,Lawrence J. AU - Eichenbaum,Martin AU - Evans,Charles L. TI - Monetary policy shocks : what have we learned and to what end? AV - HG221 C474M PY - 1998/// CY - Cambridge, Mass. PB - National Bureau of Economic Research KW - MONETARY POLICY KW - ECONOMETRICAL MODELS KW - ECONOMICS KW - RESEARCH ER -