-Analysis- BERLIN — When they want Donald Trump to grasp a topic, his advisers have learned to keep things simple. Visual aids help. Unfortunately, global economic imbalances — the massive trade deficits of the U.S. and U.K. and surpluses of Germany and China — are complicated and intractable. No matter, Trump has found a simplistic way to frame the problem: Americans buy lots of German cars, whereas mean Germans don’t buy many from the U.S. Ergo, the overall U.S. trade deficit with Germany was about $65 billion last year. And deficits are bad. Germany’s auto industry makes an odd target […]