Dahl, Christian M.; Gonzalez-Rivera, Gloria - In: Studies in Nonlinear Dynamics & Econometrics 7 (2003) 1
Within a flexible parametric regression framework (Hamilton, 2001) we provide further evidence on the existence of a nonlinear component in the quarterly growth rate of the US real GNP. We implement a battery of new tests for neglected nonlinearity based on the theory of random fields (Dahl and...