Pengaruh Korupsi pada Pertumbuhan Ekonomi: Studi Kasus Negara Anggota Organisasi Kerjasama Islam (OKI) dan Negara Anggota Non Organisasi Kerjasama Islam (Non OKI)Periode 2012-2018 = orruption Effect on Economic Growth : The Case of Members of the Organization Islamic Cooperation (OIC) and Member Countries of the Non-Organization Islamic Cooperation (Non-OIC): Period 2012-2018

Peran demokrasi dan kepemerintahan dalam meningkatkan ekspor Indonesia ke negara negara Organisasi Kerjasama Islam (OKI) = The role of democracy and governance on enhancement of Indonesian export to the Organization of the Islamic Cooperation (OIC) countries

Financial Development & Konsumsi Energi Terbarukan: Studi Empiris Negara Organisasi Kerjasama Islam (OKI) = Financial Development & Renewable Energy Consumption: An Empirical Study of the Organization of Islamic Cooperation Countries (OIC)

Efisiensi Energi, Pemanfataan Energi Terbarukan, dan Emisi Karbon Dioksida: Studi Kasus Negara Organisasi Kerjasama Islam (OKI) = Energy Efficiency, Utilization of Renewable Energy, and Carbon Dioxide Emission: Case Study of Organization of Islamic Cooperation (OIC) Countries

Analisis pekembangan pasar sukuk di negara-negara OKI organisasi kerjasama Islam = Analysis of sukuk market development in OIC countries