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

Analisis perbandingan insentif pajak penghasilan atas biaya penelitian dan pengembangan di beberapa Negara (Indonesia, Singapura, Malaysia, India, Australia, Tiongkok) = Comparative analysis of income tax incentive of research and development costs in (Indonesia, Singapore, Malaysia, India, Australia, and China)

Analisis Kebijakan Insentif Pajak atas Kegiatan Penelitian dan Pengembangan (Studi Perbandingan Indonesia, Turki, Dan Portugal) = Analysis of Tax Incentive Policies on Research and Development Activities (Comparative Study of Indonesia, Turkey, and Portugal)

Evaluasi kebijakan insentif pajak penghasilan dalam mendukung pengembangan industri panas bumi di Indonesia = Policy evaluation of income tax incentive for supporting geothermal industries development in Indonesia

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