are part of the Benchmark as memo items, such as limitation to interest deductions and the higher tax rate on banks. ii) building TEs models : The mission delivered (i) a BPT model based on business-level tax return data in 2019; and (ii) a GST model based on the Supply and Use Tables (SUT) from the national accounts (using the latest available SUT data from 2014). Both TE models build on static microsimulation techniques and hence (beyond computing TEs) can help in simulating the direct revenue effects of hypothetical tax policy changes. Concrete examples are
national accounts and tax return data (D101) is shown in Table 2 . The data used in each step and relevant technical issues are described in the following paragraphs. Table 2. Steps for Estimating Potential CIT Base and Liability, % of GDP Year 2012 2013 2014 2015 Gross operating surplus (S11) 25.1 24.0 24.2 24.3 [-] Gross operating surplus for RegÃmenes Especiales 2.0 1.9 2.0 2.1 Gross operating surplus for Régimen Definitivo 23.1 22.1 22.2 22.2 [+] Net receipts of property incomes