1. Anderson, E., L.P. Hansen, and T. Sargent. 2003. A quartet of semi-groups for model specification, robustness, prices of risk, and model detection. Journal of the European Economic Association 1: 68–123.
2. Backus, D.K., B.R. Routledge, and S.E. Zin. 2005. Exotic preferences for macroeconomists. In NBER macroeconomics annual 2004, ed. M. Gertler and K. Rogoff. Cambridge, MA: MIT Press.
3. Başar, T., and P. Bernhard. 1995. H∞-optimal control and related minimax design problems. Boston: Birkhauser.
4. Brainard, W. 1967. Uncertainty and the effectiveness of policy. American Economic Review 57: 411–425.
5. Brock, W.A., and S.N. Durlauf. 2005. Local robustness analysis: Theory and application. Journal of Economic Dynamics and Control 29: 2067–2092.