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.
When the Golden Gate Bridge opened on May 27, 1937, the celebration lasted a week. The day before, 200,000 people walked, ran, and even roller skated across the bridge. On opening day, San Francisco official boarded the ferry that would carry them to Sausalito. They formed a motorcade that faced three barriers.