pt. 1. The theory of monetary aggregation. 1. Consumer theory and the demand for money. 1.1. Introduction. 1.2. The definition of money. 1.3. The microeconomic theory of a monetary economy. 1.4. Econometric considerations. 1.5. Empirical dimensions. 1.6. Extensions. 1.7. Conclusions -- pt. 2. Money, prices and income. 2. Nominal stylized facts of U.S. business cycles. 2.1. Introduction. 2.2. Methodology. 2.3. Hodrick-Prescott stylized facts. 2.4. Robustness. 2.5. Conclusion. 3. Money, prices, and income. 3.1. Introduction. 3.2. The money-measurement theme. 3.3. Granger-Sims causality tests. 3.4. Statistical issues. 3.5. Money, prices, and income. 3.6. Conclusion. 4. Monetary aggregation and the neutrality of money. 4.1. Introduction. 4.2. The many kinds of money. 4.3. Univariate time-series properties. 4.4. Long-run neutrality and superneutrality. 4.5. Stability analysis. 4.6. Conclusion -- pt. 3. Aggregation, inflation and welfare. 5. Monetary aggregation, inflation, and welfare. 5.1. Introduction. 5.2. Theoretical foundations. 5.3. The demand for money. 5.4. The empirical evidence. 5.5. Conclusion -- pt. 4. Chaotic monetary dynamics. 6. Random walks, breaking trend functions, and chaos. 6.1. Searching for a unit root. 6.2. Detecting chaotic dynamics. 6.3. Conclusion. 7. Chaotic analysis of U.S. money and velocity measures. 7.1. Introduction. 7.2. The many kinds of |