The spending bill Obama signed Wednesday eliminates a program that let some drivers deliver goods in the US.
In Canada, the president's first foreign destination, the focus will be on rebuilding a deep alliance. Differences loom however, on climate change, protectionism, and troops in Afghanistan.
An economic stimulus package clause raises concerns of repercussions by US trading partners.
Readers write about the need to control global population growth, why you should worry about your 401(k), how unions may really fare under the Obama administration, and tricks for hot cereal on cold mornings.
Increased demand for guacamole has helped make avocado exports a rare bright spot for Mexico in its free-trade saga with the US.
Readers write about how President-elect Obama can solve America's trade problems, and why President Bush will leave a positive legacy in India.