This report presents and discusses the findings of the "Study to quantify and analyse the VAT Gap in the EU-27 Member States", conducted by CASE and CPB. The main aim of the study was to help better understand the recent trends in the field of VAT fraud and analyse determinants of VAT Gaps using...

The paper presents a new calibration for CORTAX (short for CORporate TAXation), which is a computable general equilibrium (CGE) model covering all EU member states, the US, Japan and a tax haven. The CORTAX model was originally built by the Centraal Planbureau (CPB) in the Netherlands based on...

We follow the production function approach to assess markups, which requires the estimation of the output elasticity of a free input. In the basic setup we estimate a structural value added production function, using temporary contract hours as free input. We find rather stable markups in the...