Truck Tonnage vs. S&P 500 Index
Truck Tonnage vs. S&P 500 Index The Truck Tonnage Index decreased by 0.3% in April. Trucks represent 72.7% of U.S. freight and serve as a barometer of the U.S. economy. This chart shows that, historically, the U.S. stock market tends to increase in line with the physical size and expansion of the U.S. economy (R²…