The Rational Expectations Equilibrium Approach Emphasizes

The rational expectations equilibrium approach emphasizes

A) the microeconomic foundations of macroeconomics
B) the idea that after disturbances output will not return to trend
C) the idea that even small menu costs involved in making price changes cause big problems
D) that fiscal and monetary policies are always successful in changing real output
E) that even rational decisions in an imperfectly competitive world often lead to socially undesirable outcomes