Perhaps worse for people in the US than a potential drop in exports (we've had a negative balance of trade for a while, irrespective of dollar strength) is the

Perhaps worse for people in the US than a potential drop in exports (we've had a negative balance of trade for a while, irrespective of dollar strength) is the effect on corporate earnings for US companies that make money abroad. A strong dollar wreaks havoc on their balance sheets (since they need to report their earnings in dollars) and can absolutely lead to falling share prices as well as domestic job cuts.