Heterogeneous firm productivity seems to provide an argument for governments to pursue 'pick-the-winner' strategies by subsidizing highly productive firms more, or taxing them less, than their less productive counterparts. We appraise this argument by studying the optimal choice of effective tax...

This paper discusses four key issues, which are closely connected, on tax policy in Ukraine. These issues are social security contribution (SSC), the simplified tax regime for small taxpayers, the corporate profit tax, and excise tax. Ukraine's SSC rates are very high, which are associated with...