Yasui, Shojiro. “The Analysis of Effect of a ‘White Collar’ Exemption System on Working Hours and Wages.”. Proceedings of the 51st Annual Meeting of the ISSS - 2007, Tokyo, Japan 51, no. 2 (July 31, 2007). Accessed October 21, 2021. https://journals.isss.org/index.php/proceedings51st/article/view/486.