Pengaruh kepemilikan negara dan kepemilikan asing terhadap efisiensi investasi pada negara Indonesia, Malaysia, Singapura dan Thailand tahun 2012-2016 = Impact state ownership and foreign ownership on investment efficiency in Indonesia, Malaysia, Singapura and Thailand period 2012-2016

Analisis harmful tax competition dalam kebijakan tax holiday untuk menarik investasi asing di Indonesia dan Malaysia = Analysis of harmful tax competition in tax holiday policy to attract foreign investment in Indonesia and Malaysia

Pengaruh kebijakan pajak dan variabel ekonomi lainnya terhadap investasi asing langsung (FDI) di Indonesia: sebuah uji empiris atas data tahun 1968-2007 = The impact of tax policy and other economic variables to foreign direct investment in Indonesia : Empirical study for the year 1968-2007

Pengaruh penanaman modal asing terhadap ketimpangan pendapatan di Indonesia = The impact of foreign direct investment on inequality in Indonesia

Dampak Penerapan Kebijakan Free Trade Zone (FTZ) di Indonesia terhadap Penanaman Modal Asing (PMA) = The Impact of Free Trade Zone Policy in Indonesia toward Foreign Direct Investment.