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2. Bank of Thailand . Statistical Data FI_NP_003_S2 Gross NPLs Outstanding Classified by Business Sector_ISIC Rev.4.0 1/ . Retrieved May 10, 2022 from https://www.bot.or.th/App/BTWS_STAT/statistics/ReportPage.aspx?reportID=794&language=eng Bank of Thailand. Statistical Data FI_NP_003_S2 Gross NPLs Outstanding Classified by Business Sector_ISIC Rev.4.0 1/. Retrieved May 10, 2022 from https://www.bot.or.th/App/BTWS_STAT/statistics/ReportPage.aspx?reportID=794&language=eng
3. Efficiency of financial institutions: International survey and directions for future research
4. Tim Coelli . 1996 . A Guide to DEAP Version 2.1: A Data Envelopment Analysis (Computer) Program . Retrieved May 23, 2022 from http://www.une.edu.au/econometrics/cepa.htm Tim Coelli. 1996. A Guide to DEAP Version 2.1: A Data Envelopment Analysis (Computer) Program. Retrieved May 23, 2022 from http://www.une.edu.au/econometrics/cepa.htm
5. Tim Coelli . 1998. An Introduction to Efficiency and Productivity Analysis . Springer Science +Business Medi, New York, New York, USA. Tim Coelli. 1998. An Introduction to Efficiency and Productivity Analysis. Springer Science+Business Medi, New York, New York, USA.