of theory, applications, and data from the aggregation-theoretic approach to monetary aggregation is the Center for Financial Stability in New York City. More details regarding the Divisia approach to monetary aggregation are provided by Barnett, Fisher, and Serletis (1992), Barnett and Serletis (2000), and Serletis (2007). Divisia Monetary Aggregates are available for the United Kingdom by the Bank of England, for the United States by the Federal Reserve Bank of St. Louis, and for Poland by the National Bank of Poland. Divisia monetary aggregates are maintained for internal use by the European Central Bank, the Bank of Japan, the Bank of Israel, and the International Monetary Fund. References Barnett, William A. "The User Cost of Money". Economics Letters (1978), 145-149. Barnett, William A. "Economic Monetary Aggregates: An Application of Aggregation and Index Number Theory," Journal of Econometrics 14 (1980), 11-48. Barnett, William A. and Apostolos Serletis. The Theory of Monetary Aggregation. Contributions to Economic Analysis 245. Amsterdam: North-Holland (2000). Barnett, William A., Douglas Fisher, and Apostolos Serletis. "Consumer Theory and the Demand for Money". Journal of Economic Literature 30 (1992), 2086-2119. Diewert, W. Erwin. "Exact and Superlative Index Numbers". Journal of Econometrics 4 (1976), 115-146. Divisia, Francois. "L'Indice Monétaire et la Théorie de la Monnaie," Revue D'Économie Politique 39 (1925), 842-864. Fayyad, Salam. "Monetary Asset Component Grouping and Aggregation: An Inquiry into the Definition of Money". (Salam Fayyad's Ph.D. thesis, University of Texas, 1986.) International Monetary Fund. "Monetary and Financial Statistics Compilation Guide." (2008), 183-184. Journal of Econometrics, special issue on "Measurement with Theory," Elsevier journal, Amsterdam, vol. 161, no. 1, March (2011). Macroeconomic Dynamics, special issue on "Measurement with Theory," Cambridge University Press journal, Cambridge, UK, vol 13, supplement 2 (2009). Serletis, Apostolos. The Demand for Money: Theoretical and Empirical Approaches. Springer (2007). Macroeconomic indicators Monetary economics Banking Econometric modeling