Carl Singleton University of Reading   School of Economics University of Reading Reading, Berkshire RG6 6UB United Kingdom   c.a.singleton@reading.ac.uk   https://www.carlsingletoneconomics.com/           JEL Areas: J3 : Wages, Compensation, and Labor Costs: General E3 : Prices, Business Fluctuations, and Cycles: General (includes Measurement and Data)