I agree. But this still leaves the problem of what happens when the industries the market decides to sacrifice employ more than 50% of the voters.
Just make it a 35% tariff across the board for all imports including oil. Targeted and selective tariffs will lead to corrupt deals and horsetrading in Congress. So for now at least, make it a flat 35% and lets see what happens. One of the foremost anti-free traders, Ian Fletcher, says a flat across the board tariff is the way to go
http://www.huffingtonpost.com/ian-fletcher/why-a-flat-tariff-on-all_b_828692.html