Ling Sun Department of Economics, Brock University   St. Catharines, ON L2S 3A1 Canada   lsun@brocku.ca   https://brocku.ca/social-sciences/departments-and-centres/economics/faculty/ling-sun-2           JEL Areas: E5 : Monetary Policy, Central Banking, and the Supply of Money and Credit: General E2 : Macroeconomics: Consumption, Saving, Production, Employment, and Investment: General (includes Measurement and Data)