Introduction. Overview of Volume I (W.E. Diewert). History. The Early History of Price Index Research (W.E. Diewert). Konus, Alexander Alexandrovich (W.E. Diewert), reprinted from The New Palgrave: A Dictionary of Economics, Vol. 3, 1987, p.62. Laspeyres, Ernst Louis Etienne (W.E. Diewert), reprinted from The New Palgrave: A Dictionary of Economics, Vol. 3, 1987, pp. 133-134. Surveys and Basic Methods. Index Numbers (W.E. Diewert), reprinted from The New Palgrave: A Dictionary of Economics, Vol. 2, 1987, pp. 767-780. Duality Approaches to Microeconomic Theory (W.E. Diewert), published in abridged form in Handbook of Mathematical Economics, 1982, pp. 535-599. The Economic Theory of Index Numbers: A Survey (W.E. Diewert), reprinted from Essays in the Theory and Measurement of Consumer Behaviour in Honour of Sir Richard Stone, 1981, pp. 163-208. Superlative Index Numbers. Exact and Superlative Index Numbers (W.E. Diewert), reprinted from Journal of Econometrics, Vol. 4, No. 2, 1976, pp. 115-145. Superlative Index Numbers and Consistency in Aggregation (W.E. Diewert), reprinted from Econometrica, Vol. 46, No. 4, 1978, pp. 883-900. Direct Versus Implicit Superlative Index Number Formulae (R.C. Allen, W.E. Diewert), reprinted from The Review of Economics and Statistics, Vol. 63, No. 3, 1981, pp. 430-435. The Axiomatic Approach to Index Number Theory. Group Cost of Living Indexes: Approximations and Axiomatics (W.E. Diewert), reprinted from Methods of Operations Research, Vol. 48, 1984, pp. 23-45. Test Approaches to International Comparisons (W.E. Diewert), reprinted from Measurement in Economics, 1988, pp. 67-86. Fisher Ideal Output, Input and Productivity Indexes Revisited (W.E. Diewert), reprinted from Journal of Productivity Analysis, Vol. 3, No. 3, 1992, pp. 211-248. Symmetric Means and Choice under Uncertainty (W.E. Diewert). Aggregation Using Price Proportionality. Hicks' Aggregation Theorem and the Existence of a Real Value Added Function (W.E. Diewert), reprinted from Production Economics: A Dual Approach to Theory and Economic Applications, Vol. 2, 1978, pp. 17-51. A Note on Aggregation and Elasticities of Substitution (W.E. Diewert), reprinted from Canadian Journal of Economics, Vol. 7, No. 1, 1974, pp. 12-20. Consolidated References for Volume I. Name Index. Subject Index.