In this paper we show that two seemingly unrelated problems in economics, the hypothesis of integrability and the hypothesis of additive separability are linked by the absence of curvature of connections on webs naturally associated with each problem.
Cite
@article{arxiv.0901.0192,
title = {Additive Separability, Optimization, and Trivial Webs},
author = {Thomas Russell},
journal= {arXiv preprint arXiv:0901.0192},
year = {2009}
}