Implementasi kebijakan insentif pajak penghasilan atas biaya penelitian dan pengembangan untuk mendorong kegiatan energi baru terbarukan = Implementation of incentive tax policy on research and development costs to encourage renewable energy activities

Evaluasi kebijakan pemberian insentif pajak penghasilan atas industri bahan bakar nabati di Indonesia = Evaluation of income tax incentive policy of biofuel industries in Indonesia

Analisis implementasi kebijakan insentif pajak super tax deduction atas penyelenggaraan kegiatan vokasi = Policy implementation analysis of tax incentive super tax deduction on vocational activities

Evaluasi kebijakan pemberian insentif pajak penghasilan atas indutri tekstil di Indonesia = Evaluation of policy incentives income tax on textile industry in Indonesia

Pemberian insentif pajak bagi perusahaan yang memberikan sponsor untuk kegiatan olahraga di Indonesia = Providing tax incentives for companies providing sponsorship for sports activities in Indonesia