A good description of the dynamics of interest rates is crucial to price derivatives and to hedge corresponding risk. Interest rate modelling in an unstable macroeconomic context motivates one factor models with time varying parameters. In this paper, the local parameter approach is introduced...

This paper provides international evidence on time-variation in trend productivity growth, based on the dataset for hours worked constructed by Ohanian & Raffo (2012). Applying both the endogenous break tests of Bai & Perron (1998, 2003) and the Stock & Watson (1996, 1998) TVP-MUB methodology,...