Aaron Renn says the PEOTUS made a smart move by keeping Carrier in the United States. But saving one company is not an economic policy. Renn is a senior fellow at the Manhattan Institute. He recently argued Trump could fall into a “mayor trap” if he doesn’t start thinking about the big picture.  For the Spiel, Mike Pesca enters the (admittedly off-brand) Shark Tank.   Today’s sponsors: Placemakers, a new Slate podcast made possible by JPMorgan Chase. This podcast tells the stories of neighborhoods, businesses, and nonprofits that are working together to move their communities forward. Download and subscribe to Placemakers wherever you get your podcasts. MVMT Watches. Get 15 percent off today, with free shipping and free returns, by going to MVMTWatches.com/gist.Join Slate Plus! Members get bonus segments, exclusive member-only podcasts, and more. Sign up for a free trial today at slate.com/gistplus.Learn more about your ad choices. Visit megaphone.fm/adchoices