Detroit has always been a trailblazer. Even when it comes to being the first to crash the economy. So, it’s no surprise that the city — which now ranks as the first metropolis in U.S. history to see its population drop below 1 million — has become a cautionary tale. For some, of big business; for others, “bad” government. The latest to weigh in is Newt Gingrich. The other week, the former Speaker of the House offered this eye-opening suggestion for the city’s woes: Make it a total tax-free zone. For 10 years. I’m not saying he’s right, and I’m […]