@inbook{Manucha+2022+56+62,
url = {https://doi.org/10.1515/9780228015482-007},
title = {6 Gravity and the Internal Trade Barrier},
booktitle = {Booze, Cigarettes, and Constitutional Dust-Ups},
booktitle = {Canada's Quest for Interprovincial Free Trade},
author = {Ryan Manucha},
publisher = {McGill-Queen's University Press},
address = {Montreal},
pages = {56--62},
doi = {doi:10.1515/9780228015482-007},
isbn = {9780228015482},
year = {2022},
lastchecked = {2026-05-01}
}