Wookyung Chung Kanto Gakuen University   200 Fujiagu-Cho Ohta, Gunma 373-8515 Japan   ujon@kanto-gakuen.ac.jp   https://www.wkchung.com           JEL Areas: C5 : Econometric Modeling: General E3 : Prices, Business Fluctuations, and Cycles: General (includes Measurement and Data)