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

Pengaruh financial constraints dan agency costs pada aruskas bebas terhadap efisiensi investasi perusahaan periode 2013-2017 = The Effect of financial constraints and agency costs on free cashflow on company investment efficiency in 2013-2017

Pengaruh transaksi internal, corporate governance, status konglomerasi, dan struktur kepemilikan terhadap reaksi pasar akibat pengumuman keputusan investasi perusahaan

Analisis Pengaruh Multiple Large Shareholders terhadap Investasi Perusahaan: Studi Empiris di Indonesia Tahun 2015 - 2019 = Analysis of the Influence of Multiple Large Shareholders on Company Investment: Empirical Study in Indonesia 2015 - 2019

Pengaruh framing effect, tanggung jawab, dan self efficacy terhadap pengambilan keputusan investasi = The influence of framing effect, responsibility, and self efficacy to investment decision making