At Hilltop Fireworks, located a couple of miles from the Maine border, the owners say they've had more Maine customers in the days leading up to the Fourth of the July than in previous years.
Sales soar in June for many automakers as customers find reasons to overlook unsettling economic news.
The risk is bigger, experts say, when low-wage jobs stagnate or it adds to broader income disparity.
Factors that could boost demand also contribute to the end of a prolonged decline in pump prices.
When the military needed a small but sturdy watercraft, a Bath company and its partner had the answer.