@inproceedings{inproceedingsb8c8db33, title = {Costs of marketing channels flows: a food business case applying the channel efficiency model}, author = {CĂ´nsoli, Matheus Alberto and Lopes, Frederico Fonseca and Neves, Marcos Fava}, year = {2004}, publisher = {EMAC}, booktitle = {European Marketing Academy Conference} }