<p>This paper considers the possible effects of making inferences about individuals from aggregate data. It assumes a knowledge of regression analysis, and explores the utility of techniques designed to make the inferences in causal modelling more reliable, including a comparison between ecological regression models and ecological correlation.</p>

Ecological Inference (Quantitative Applications in the Social Sciences)

Politics & Social Sciences

Lichtman, Allan J.

Langbein, Laura Irwin

Social Sciences

Sage Publications, Inc.

Discovering whether programs work: A guide to statistical methods for program evaluation (The Goodyear public policy analysis and management series)

Politics & Government

Goodyear Pub. Co

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