Summary of the last topic...............

1. DEMAND MODELS

2. Sample #1 Demand Models for Market Level Data.¤ by: Peter Davis y MIT Sloan “Previous Literatures and some Notation I consider a class of random utility models wherein consumersare endowed with preferences and solve a utility maximization problem subject to a budget constraint.”

3. Sample #2 The Pure Characteristics Demand Model Steven Berry Dept. of Economics, Yale Univ. & NBER with Ariel Pakes Dept. of Economics, Harvard Univ.& NBER

4. “In this paper we consider a class of discrete choice models in which consumers care about a finite set of product characteristics. These models have been used extensively in the theoretical literature on product differentiation and the goal of this paper is to translate them into a form that is useful for empirical work.”

5. Professor James Levinsohn Demand models – the statistical analyses that illustrate the complex relationships among product characteristics, product sales, prices, and consumer preferences – are essential components of an antitrust defense.

6. Demand Models in Antitrust Litigation Here, Analysis Group affiliate Professor James Levinsohn, an antitrust and industrial organization expert and co-developer of the Berry–Levinsohn–Pakes (BLP) methodology for constructing demand models, discusses how best to present complex statistical models to triers of fact.