On the Aggregation Problem: A New Approach to a Troublesome Problem

Zellner, A. (1969). On the Aggregation Problem: A New Approach to a Troublesome Problem. In Economic Models, Estimation and Risk Programming: Essays in Honor of Gerhard Tintner (pp. 365–374). Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-46198-9_16