This paper identifies the output gap using the theoretical definition of the gap within a Phillips curve in the spirit of the New Keynesian framework. Using Peruvian data for the period 1980:1-2005:4, the results indicate a very flat slope of the Phillips curve but the output gap is large and...

This paper identifies the output gap using the theoretical definition of the gap within a Phillips curve. The results show that the output gap is large and persistent. Furthermore, the output gap is not correlated with the stochastic trend which is similar to the asumption used in the unobserved...