Debby Febriyana Ismawati, 2019. Pengaruh Inflasi, Gross Domestic Product (GDP), Biaya Operasional da Pendapatan Operasional (BOPO) Non Performing Loan (NPL) dan Capital Adequacy Ratio (CAR) terhadap Return On Asset (ROA) pada Bank Umum Syariah yang ada di Indonesia periode 2012-2017 di bawah bimbingan Bapak Prasetyo Nugroho, S.Pi, MM. dan Bapak Yudhi Prasetya Mada, S.E., MM. Tujuan penelitian ini adalah untuk mengetahui apakah Pengaruh Inflasi, Gross Domestic Product (GDP), Biaya Operasional dan Pendapatan Operasional (BOPO), Non Performing Loan (NPL) dan Capital Adequacy Ratio (CAR) terhadap Return On Asset (ROA) pada Bank Umum Syariah yang ada di Indonesia periode 2012-2017. Pendekatan penelitian ini yang digunakan dalam penelitian ini adalah kuantitatif. Metode pengambilan sampel yang digunakan adalah purposive sampling dan diperoleh sampel sebanyak 9 perusahaan perbankan umum syariah. Berdasarkan hasil analisis tersebut, ditemukan bahwa inflasi, Gross Domestic Product (GDP), Biaya Operasional dan Pendapatan Operasional (BOPO), Non Performing Loan (NPL) dan Capital Adequacy Ratio (CAR) terhadap Return On Asset (ROA) pada Bank Umum Syariah yang ada di Indonesia periode 2012-2017.1) inflasi tidak berpengaruh terhadap Return On Asset (ROA),Gross Domestic Product (GDP) tidak berpengaruh terhadap Return On Asset (ROA), 3) Biaya Operasional dan Pendapatan Operasional (BOPO) tidak berpengaruh terhadap Return On Asset (ROA), 4) Non Performing Loan (NPL) tidak berpengaruh terhadap Return On Asset (ROA) dan ke 5) Capital Adequacy Ratio (CAR) tidak berpengaruh terhadap Return On Asset (ROA). Kata kunci : Inflasi, Gross Domestic Product (GDP), Biaya Operasional dan Pendapat Operasional (BOPO), Non performing Loan (NPL) dan Capital Adequacy Ratio (CAR), Return On Asset (ROA).

Debby Febriyana Ismawati, 2019. influence of Inflation, Gross Domestic Product (GDP), Operational Costs and Operational Income (BOPO) Non Performing Loans (NPL) and Capital Adequacy Ratio (CAR) on Return on Assets (ROA) in existing Sharia Commercial Banks in Indonesia for the period 2012-2017 under the guidance of Mr. Prasetyo Nugroho, S.Pi, MM. and Mr. Yudhi Prasetya Mada, S.E., MM. The purpose of this study was to determine whether the Influence of Inflation, Gross Domestic Product (GDP), Operational Costs and Operating Income (BOPO), Non Performing Loans (NPL) and Capital Adequacy Ratio (CAR) on Return on Assets (ROA) in Islamic Commercial Banks existing in Indonesia for the period 2012-2017. The research approach used in this study is quantitative. The sampling method used was purposive sampling and a sample of 9 Islamic general banking companies was obtained. Based on the results of the analysis, it was found that inflation, Gross Domestic Product (GDP), Operational Costs and Operating Income (BOPO), Non Performing Loans (NPL) and Capital Adequacy Ratio (CAR) to Return On Assets (ROA) in Islamic Commercial Banks in Indonesia for the period 2012-2017.1) inflation does not affect Return On Assets (ROA),2) Gross Domestic Product (GDP) does not affect Return On Assets (ROA), 3) Operational Costs and Operating Income (BOPO) does not affect Return On Assets (ROA), 4) Non Performing Loans (NPL) have no effect on Return On Assets (ROA) and to 5) Capital Adequacy Ratio (CAR) does not affect Return On Assets (ROA). Keywords: Inflation, Gross Domestic Product (GDP), Operational Costs and Operational Opinions (BOPO), Non-performing Loans (NPL) and Capital Adequacy Ratio (CAR), Return On Assets (ROA).

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