In a world where expectations are heterogeneous, what is the design of the optimal policy? Are canonical policies robust when heterogeneous expectations are considered or would they be associated with large welfare losses? We aim to answer these questions in a stylized simple New Keynesian model where agents'beliefs are not homogeneous. Assuming that a fraction of agents can form their expectations by some adaptive or extrapolative schemes, we focus on an optimal monetary policy by second-order approximation of the policy objective from

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Furosemide premedication before FDG PET/CT scanning may enable improved evaluation of activity and extension of cervical cancer.

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