Much of the literature on flat tax reforms has highlighted the benefits of introducing flat personal income tax systems in transition economies. The advocated benefits of flat tax systems range from their simplicity, higher compliance and lower distortionary effects on growth and employment....

Policy discussions on pension systems generally focus on their sustainability and design, including retirement age, income reference and contributory period, with relatively little attention devoted to the tax treatment of pension contributions and pension benefits. However, tax expenditures -...

Tax incentives favouring homeownership are widely used in developed economies. Homeownership is often thought to bring a number of positive contributions, from the promotion of households' saving to enhanced community engagement. However, housing tax incentives are also considered as a major...

Tax expenditures are preferential tax treatments granted to specific individuals or categories of households which aim at achieving social and economic goals. They are widely used by EU Member States. However, their fiscal and equity impacts are not always clear and their effectiveness and...

This paper estimates the size and macroeconomic effects of base erosion and profit shifting (BEPS) using a computable general equilibrium model designed for corporate taxation and multinationals. Our central estimate of the impact of BEPS on corporate tax losses for the EU amounts to €36...

In this paper, we present the first dynamic scoring exercise linking a microsimulation and a dynamic general equilibrium model for Europe. We illustrate our novel methodology analysing hypothetical reforms of the social insurance contributions system in Belgium. Our approach takes into account...