金融機構乃是一國的經濟命脈，而國內銀行業是否遭受到2008年美國金融海嘯之波及？近年來，台灣景氣復甦的速度如何？因此，本研究旨在探討國內銀行業經營績效，先採用資料包絡分析法BCC、CCR效率模式，研究樣本20家資本額高的銀行，研究期間為2008年至2011年，先求出各銀行投入與產出的效率值，進行效率分析；之後，採用財務比例分析法來評估國內銀行之績效。實證結果為：技術效率與財務效率呈現正相關，技術效率對資產品質、管理能力、與獲利能力呈現正相關；規模效率對資產品質呈現正相關。
Financial institutions play an important role in the process of economic development. The influences of financial tsunami to investors and banks have been significance since the financial tsunami occurred in 2008. Therefore, it is very useful to analyze the profitability efficiency and the financial performance of banks. This study explores the efficiency of Taiwan banks with the use of a number of suggested financial efficiency ratios and a non-parametric analytic technique (data envelopment analysis, DEA) for the period 2008-2011. It is found that the technical efficiency is relevant to financial performance. And technical efficiency is relevant to Asset Quality、Management Ability and Earning.
