Analisis pengaruh market timing terhadap manajemen laba : studi empiris pada perusahaan manufaktur yang terdaftar di Bursa Efek Indonesia periode 2007-2009 = The analysis of market timing impact on earning management : empirical study on listed manufacturing firms in Indonesian Stock Exchange for period 2007-2009

Determinan struktur modal pada perusahaan manufaktur yang terdaftar di Bursa Efek Indonesia periode 2007-2014 = Determinant of capital structure in manufacturing companies listed on Indonesia stock exchange for the 2007 2014 period

Analisis pengaruh leverage terhadap investasi pada perusahaan non keuangan yang terdaftar di Bursa Efek Indonesia tahun 2007-2014 = Analysis of the effect of leverage on investment in listing non financial firms in Indonesia Stock Exchange for period 2007-2014

Pengaruh hutang terhadap Market Power perusahaan di Indonesia (studi empiris pada perusahaan non keuangan yang terdaftar di Bursa Efek Indonesia (BEI) periode 2007-2010) = The Impact of debt to Market Power of company in Indonesia (empirical study on non financial companies listed on Indonesia Stock Exchange in the period 2007-2010)

Analisis overreaction saham sektor industri manufaktur di Bursa Efek Indonesia terhadap political event pada periode 2008-2014 = An analysis of manufacture industry sector stock overreaction in Indonesia stock exchange towards political event on 2008-2014 era