So, in the article, the author says (as the 2nd of 3 possible options): Add lanes, which Arlington doesn't want and there's no money for (or would require high

So, in the article, the author says (as the 2nd of 3 possible options): Add lanes, which Arlington doesn't want and there's no money for (or would require high tolls to fund); or Does adding lanes alleviate anything? I have seen multiple studies indicate adding lanes does not help w/ traffic, and actually makes things worse. Is it simply assumed that more roads = less traffic?