Konsumsi energi terbarukan di negara-negara berkembang dan negara-negara maju: analisis kointegrasi panel = Renewable energy consumption in emerging countries and developed countries: a panel cointegration analysis

Faktor faktor penentu penanaman modal asing di negara negara berkembang dan negara negara maju analisis data panel = The determinants of foreign direct investment in developing and developed countries a panel data analysis

Kebijakan publik di negara-negara berkembang = Public policy for the developing countries

Fertility decline in the less developed countries

Economic policies toward less developed countries