The IMF Fiscal Affairs Department's Revenue Administration Gap Analysis Program (RA-GAP) assists revenue administrations from IMF member countries in monitoring taxpayer compliance through tax gap analysis. The RA-GAP methodology for estimating the VAT gap presented in this Technical Note has...

Using panel data on the full population of corporate tax returns of Armenian firms, we study the behavioral response of firms to three size-dependent regulations. We find: i) a strong response to an accounting notch where International Financial Reporting Standards become mandatory; ii) a...

The aim of this contribution is to quantify the influence of selected methods on elimination of value added tax gap in the Czech Republic within the researched period 2015-2016. To find a possible share of influence of the VAT control statement on tax fraud following priority methods were set:...

The paper is a summary of the exchange of knowledge and experience that took place in the course of the project "Mutual Learning for Reducing Tax Gaps in V4 Countries and Ukraine" co-financed by the Visegrad Fund in the years 2016-2017. Five institutions took part in the project: Center for...

The paper summarizes knowledge on tax gaps in Poland with respect to PIT, CIT, VAT, and excise. An introduction to the Polish tax system is given, trends in tax collect ability and estimates of the tax gaps are discussed, and methods of combating tax evasion and avoidance are reviewed. The paper...

Using panel data on the full population of corporate tax returns from Armenia, we study behavioral responses of firms to three size-dependent regulations. We find: i) a strong response to an accounting notch where IFRS becomes mandatory; ii) a moderate response to an administrative notch below...