Abstracts: This paper considers the principal approaches used for modelling trends in economic time series. Deterministic, stochastic, and segmented trends models with dates of break determined endogenously are considered. Also, a review of Quandt/Andrews/Bain method to identify structural...

We study the effects of corruption on firm efficiency using a unique dataset of private firms from 14 Central and Eastern European countries from 2000 to 2013. We find that an environment characterized by a high level of corruption has an adverse effect on firm efficiency. This effect is...