>> reporter: so let's take laredo as an example.goods come through here and they are higher prices, maybe people start buying less. that means there's less demand, there's less shipping that happens. that leads to impacts to jobs. state revenues as well. you can see the ripple effect. remember back to the pandemic, this is a very complex system, maurice. it is not something that is unraveled easily. >> briefly, jason, is anybody breathing a sigh of relief now that the trade war has been paused? >> reporter: maybe for a day, john, but this really showed them they don't know what to expect. so, at the auto shop they've got empty shelves, they are going to try to fill them, because they don't know what happens in 30 days. >> jason allen in laredo. thank you, jason. >> now let's bring in cbs news money watch correspondent kelly o'grady. so, kelly, let's take a stroll here through the economic case that donald trump is making for slapping tariffs. >> okay, so a big driver is getting better trade relationships. so let's look at some numbe