Diversifikasi Aset, Risiko Bank, Ukuran Bank, dan Likuiditas Bank terhadap Efisiensi Bank Syariah dengan Metode SFA
The purpose of this study is to examine the effect of Asset Diversification, Bank Risk, Bank Size and Bank Liquidity on the Efficiency of Sharia Banks Using Stochastic Frontier Analysis (SFA). This research methodology uses eleven Sharia Commercial Banks in Indonesia that have been registered with the OJK for the 2014-2018 period. The results of the data obtained in the quarterly financial statements per December were analyzed using efficiency analysis using Frontier 4.1 and descriptive and statistical analysis through the SPSS 16.0 program.The results showed that ADIV-HHI, NPF, and FDR had a negative effect on efficiency. Whereas Total Assets has a positive effect on Efficiency. And ADIV-HHI, NPF, Total Assets, and FDR simultaneously have a significant effect.