diminishing returns. occur when hiring new workers causes marginal product to decrease but still remain positive; total product is still increasing, but by not as much as when the previous worker was added.
'It sure almost destroyed the Golden Gate Bridge,' he said. The Tacoma Narrows Bridge in Washington - a suspension bridge whose designer also worked on the Golden Gate - had twisted and snapped in about 40 mph winds a little more than a decade earlier. That 1940 collapse was captured on film.
Read more about the bridge collapse in this book: Bridge Down A True Story (freighter Summit Venture hit the Sunshine Skyway Bridge spanning Tampa Bay on may 9, 1980) See our photo gallery of over 50 photos of the Sunshine Skyway Bridge, the old bridge remains, and the rest area near the Skyway Bridge.