Peluang dan Tantangan Benda Virtual sebagai Objek Jaminan (Perbandingan antara Indonesia dan Amerika Serikat) = Opportunities and Challenges of Virtual Property as Collateral (Comparisan between Indonesia and United States)

Upaya Pengendalian Pencemaran Air pada Badan Air Permukaan di Indonesia melalui Sistem Perdagangan Alokasi Beban Pencemar Air = Water Pollution Control on Surface Water Bodies in Indonesia through Water Quality Trading System

Analisis Peluang dan Tantangan Penerapan Kebijakan Carbon Border Tax di Indonesia = Analysis of Opportunities and Challenges of Carbon Border Tax Policy Implementation in Indonesia

Analisis Peluang dan Tantangan Penerapan Semi-Autonomous Revenue Authority pada Otoritas Perpajakan di Indonesia = Analysis of Opportunities and Challenges in the Implementation of Semi-Autonomous Revenue Authority in Taxation Authority in Indonesia

Kebijakan pengendalian pencemaran udara industri: studi perbandingan efektivitas kebijakan pengendalian pencemaran udara industri di DKI Jakarta, Indonesia dan New South Wales, Australia = The Effectiveness of industrial air pollution control policy: a comparative study on the effectiveness of industrial air pollution control policy in Jakarta, Indonesia and New South Wales Australia