Peran lelang tanah dan/atau bangunan terhadap penerimaan perpajakan: studi kasus pada Direktorat Jenderal Kekayaan Negara, Kementerian Keuangan RI = The role of land and or building auction to tax revenue: case study in Directorate General of State Assets Management Ministry of Finance Republic of Indonesia

Analisis Sistem Pengawasan Pemungutan dan/atau Pemotongan Pajak Penghasilan Atas transaksi E-Commerce dalam rangka Optimalisasi Penerimaan Pajak Di Indonesia = Tax Control System of Withholding Tax on E-commerce Transaction for Optimize Tax revenue in Indonesia

Analisis Optimalisasi Penerimaan Pajak atas Hiburan di Provinsi DKI Jakarta = "Analysis of Optimizing Tax Revenue on Entertainment in Province of DKI Jakarta"

Faktor-faktor yang Mempengaruhi Pencapaian Target Penerimaan Pajak pada Kantor Pelayanan Pajak Pratama (Studi di Kanwil DJP Jakarta Pusat Tahun 2006-2008) = Determine factors to reach the target of tax revenue at Pratama Tax Offices (study at Kanwil DJP Jakarta Pusat years of 2006-2008)

Penerapan Hierarchical Forecasting Penerimaan Pajak dengan Rekonsiliasi Minimum Trace (MinT) sebagai Alat Perencanaan dan Kendali = Implementation of Tax Revenue Hierarchical Forecasting with Minimum Trace Reconciliation as Planning and Controlling Tools