Biggest trading partners saegt tense tone as u.s., canada and mexico prepare to renegotiate nafta. u.s. home buyers may be paying for that new tariff on lumber. the canadian government warned that tax will hurt american home buy terrifies most. canadian lumber makes up 30% of the market. the tariff will crease cost of the home by an average of 3,000 bucks. it could hurt construction workers. it could cost 8,000 jobs. $500 billion of wages. trump's decision to hit canada with tariffs first was surprising especially considering his criticism of mexico on the campaign trail and the fact that the ...