A Wall Is an Impractical, Expensive, and Ineffective Border Plan
https://www.cato.org/blog/border-wall-impractical-expensive-ineffective-plan
Yeah, but what does Cato Institute know? They just publish articles "based on the principles of individual liberty, limited government, free markets, and peace."
https://www.cato.org/mission
They're just clueless libertarians, and the group was founded as a tax dodge by the Koch Brothers.