Ever since its founding in 1948, the Democratic People's Republic of Korea has maintained an aggressive and bellicose international security posture. Today, fully two decades after the end of the Cold War, North Korea's external defense and security policies look arguably more extreme and anomalous than ever.

The first order of business for a Republican president next year should be corporate-tax reform. But even if Republicans win big in the fall, undoing America's largest policy error will be an almost impossible political lift, unless enough people in both parties come to grips with the counterintuitive economics of corporate-tax reform.

What about the Canadian banking system allowed it to survive the recent worldwide slowdown without a single bank failure? What can the United States learn from Canada about sound banking?

The U.S. is more active on trade policy than it has been in years.  President Obama is meeting with Canada and Mexico about new agreements, Congress will hold hearings on changing decades-old trade law, and the federal government will more broadly be bringing several cases before the WTO.

Yet, in constructing...

Twenty-first century economists blithely talked of the "risk-free debt" of governments, and European bank regulators set a zero-capital requirement on the debt of their governments. The manifold proof of their error is that banks and other investors are now taking huge credit losses on their Greek government bonds. The only question is why anybody would be surprised by this.

Under the contrasting Harper and Obama plans, Canada looks likely to become in the 2010s what the United States has been since 1980: the English-speaking world's beacon of enterprise and limited government.

The United States should follow Canada's example to solve the unemployment problem.

Canadians care deeply about the quality of the environment and the protection of nature.