One: Econometrics -- Likelihood evaluation for dynamic latent variables models -- Global optimization of statistical functions: Preliminary results -- On efficient exact maximum likelihood estimation of high-order multivariate ARMA models -- Efficient computation of stochastic coefficients...

1. Introduction -- I Sectoral Models -- 2. Structure of Models -- 3. Applications -- II Economy-Wide Models -- 4. General Equilibrium -- 5. Growth -- III Conclusions -- 6. Conclusions -- Appendices -- Latin American Models -- References.

1. Introduction -- 2. Feedback: A Familiar Idea -- I Feedback : A New Framework -- 3. Goals -- 4. Dynamics -- 5. Uncertainty -- II Policy in a Feedback Framework -- 6. Feedback Rules -- 7. Confidence Intervals Again -- 8. Automatic Stabilizers Revisited -- III Limitations -- 9. The Choice of...