Tariffs don’t have to be a threat to business — just ask the citizens of ‘Jobsville, USA’ 

I came of age during the Great Recession in Elkhart, Ind., known as the “RV Capital of the World.” In March 2009, the jobless rate in the Elkhart region skyrocketed to nearly 20 percent, the worst in the country. Most of my friends’ parents were laid off or underemployed. Everyone, no matter their socioeconomic status, struggled. 

But by 2018, Elkhart’s economy seemed to have recovered entirely. It was even called “Jobsville, USA” in a Wall Street Journal article, and compared to an...