Lopes, Artur Silva; Zsurkis, Gabriel Florin - 2017
need to use nonlinear models to describe business cycle dynamic behaviour. Their approach is model (estimation)-free, based … frequently useful. Contrarily to common knowledge, nonlinear business cycle variation does not seem to be a universal … nonlinear dynamics for some further countries is obtained indirectly, through unit root tests, but this can hardly be invoked to …